[algogeeks] Re: help..

2011-07-03 Thread cegprakash
@mohit: nice soln :) On Jul 2, 2:50 pm, mohit goel mohitgoel291...@gmail.com wrote: May be this can work.give any counter example... int count; main() {       int l,rope,cuts;       scanf(%d%d,l,rope);       count =0;        find_cuts(l,rope);        printf(cuts needed is %d,count);

[algogeeks] Re: help..

2011-07-03 Thread cegprakash
@mohit: a little change in your function to make it work..  int find_cuts(int l,int rope)  int find_cuts(int l,int rope) { if(l==rope) return count; count++; // printf(%d,count); l=l/2; if(l==rope) return count; if(ropel) rope =rope-l; return

[algogeeks] Re: help..

2011-07-03 Thread cegprakash
@avi dullu: explanation of your code plz.. On Jul 3, 3:57 am, Avi Dullu avi.du...@gmail.com wrote: Another alternative soln. int rec_cut(int l, int k) {   if (l == k) return 0;   int tmp = k - (l1);   return 1 + rec_cut(l1, tmp = 0 ? k : tmp); } int main() {   int l, k;   scanf(%d%d,

[algogeeks] Re: help..

2011-07-03 Thread cegprakash
i was actually trying this problem.. www.spoj.pl/problems/LQDCANDY I'm getting WA still.. #includemath.h #includestdio.h int cnt; inline int find_cuts(int l,int rope) { if(l==rope) return cnt; cnt++; l=l/2; if(l==rope) return cnt; if(ropel)

Re: [algogeeks] Re: help..

2011-07-03 Thread saurabh singh
I think its problem of overflow? the input data is 10^18.Otherwise the problem is trivial On Sun, Jul 3, 2011 at 7:02 PM, cegprakash cegprak...@gmail.com wrote: i was actually trying this problem.. www.spoj.pl/problems/LQDCANDY I'm getting WA still.. #includemath.h #includestdio.h

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
that will not work. for example we need a rope of length 4 from a rope of length 16 we need 2 cuts 16== 8 + 8 == 8+ 4+ 4 -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algogeeks@googlegroups.com. To

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
nope On Jul 2, 1:14 pm, keyan karthi keyankarthi1...@gmail.com wrote: yup :) On Sat, Jul 2, 2011 at 1:38 PM, Shalini Sah shalinisah.luv4cod...@gmail.com wrote: i guess the no. of 1s in the binary representation of the number is the answer..for 6 its 2... On Sat, Jul 2, 2011 at 1:32

Re: [algogeeks] Re: help..

2011-07-02 Thread varun pahwa
k - rope of desired length. l - rope of given length m = 2; while(k % m) m *= 2; ans :: (log2(l) - log2(m) + 1). ex. k = 6,l = 8 so initially m = 2; after 1st iteration m = 4; then break; so min = log2(8) - log2(4) + 1 = 3 -2 + 1 = 2. On Sat, Jul 2, 2011 at 1:16 AM, cegprakash

Re: [algogeeks] Re: help..

2011-07-02 Thread sunny agrawal
xor the length of the rope with the required length and difference between the indexes of first set and last set bit *may* be the answer !! On Sat, Jul 2, 2011 at 1:46 PM, cegprakash cegprak...@gmail.com wrote: nope On Jul 2, 1:14 pm, keyan karthi keyankarthi1...@gmail.com wrote: yup :)

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
k is an even number and m=2 in your code. k%2 is always 0. your while loop does nothing. On Jul 2, 1:26 pm, varun pahwa varunpahwa2...@gmail.com wrote: k - rope of desired length. l - rope of given length m = 2; while(k % m) m *= 2; ans :: (log2(l) - log2(m) + 1). ex. k = 6,l = 8 so

Re: [algogeeks] Re: help..

2011-07-02 Thread sunny agrawal
@varun I think u want to write while (k % m == 0) On Sat, Jul 2, 2011 at 1:56 PM, varun pahwa varunpahwa2...@gmail.comwrote: k - rope of desired length. l - rope of given length m = 2; while(k % m) m *= 2; ans :: (log2(l) - log2(m) + 1). ex. k = 6,l = 8 so initially m = 2; after 1st

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
whats mean by first set bit and last set bit? do you simply mean the index of first and last bit? On Jul 2, 1:25 pm, sunny agrawal sunny816.i...@gmail.com wrote: xor the length of the rope with the required length and difference between the indexes of first set and last set bit *may* be the

Re: [algogeeks] Re: help..

2011-07-02 Thread sunny agrawal
yes i have written that only difference between indexes of first set bit and last set bit On Sat, Jul 2, 2011 at 2:08 PM, cegprakash cegprak...@gmail.com wrote: whats mean by first set bit and last set bit? do you simply mean the index of first and last bit? On Jul 2, 1:25 pm, sunny agrawal

Re: [algogeeks] Re: help..

2011-07-02 Thread sunny agrawal
l = 81 0 0 0 k = 6 0 1 1 0 xor 1 1 1 0 difference = 2 l = 161 0 0 0 0 k = 4 0 0 1 0 0 xor On Sat, Jul 2, 2011 at 2:09 PM, sunny agrawal sunny816.i...@gmail.comwrote: yes i have written that only difference between indexes of first set bit

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
even that won't work for example: if we need a length of rope 14 from a length of rope 16 according to varun's algo initially m=2 14%2 is 0.. so m=4 14%4 is not 0.. break.. so log2(16)-log2(14)+ 1 == 4-3+1 = 2 which is wrong but actually we need atleast 3 cuts. 16== 8 + 8 == 8+ 4+ 4 == 8 + 4+

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
@varun: i think it works.. could u tell me how u found it -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
@ sunny: so your's doesn't work right? -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For

Re: [algogeeks] Re: help..

2011-07-02 Thread sunny agrawal
why ? On Sat, Jul 2, 2011 at 2:20 PM, cegprakash cegprak...@gmail.com wrote: @ sunny: so your's doesn't work right? -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algogeeks@googlegroups.com. To

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
@varun: explanation or proof for your soln. plz.. -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
oh fine.. got it now.. set bit is '1' right.. and is there any short ways to find the difference between first set and short set bit without dividing by 2 repeatedly? -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send

Re: [algogeeks] Re: help..

2011-07-02 Thread sunny agrawal
for a number N first set bit(From Left) is simply integer value of log(N) last set bit can be calculated as N = N-(N(N-1)); and then Log(N) int i = log(n); n -= n(n-1); int j = log(n); i-j will be the answer. On Sat, Jul 2, 2011 at 2:34 PM, cegprakash cegprak...@gmail.com wrote: oh fine..

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
awesome!! thank you so much :) On Jul 2, 2:11 pm, sunny agrawal sunny816.i...@gmail.com wrote: for a number N first set bit(From Left) is simply integer value of log(N) last set bit can be calculated as N = N-(N(N-1)); and then Log(N) int i = log(n); n -= n(n-1); int j = log(n);

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
btw what N = N-(N(N-1)) does actually On Jul 2, 2:11 pm, sunny agrawal sunny816.i...@gmail.com wrote: for a number N first set bit(From Left) is simply integer value of log(N) last set bit can be calculated as N = N-(N(N-1)); and then Log(N) int i = log(n); n -= n(n-1); int j = log(n);

Re: [algogeeks] Re: help..

2011-07-02 Thread sunny agrawal
try out with examples!! u will surely get in 2-3 examples N(N-1) is a very famous expression, used in counting set bits. see what this expression return On Sat, Jul 2, 2011 at 2:51 PM, cegprakash cegprak...@gmail.com wrote: btw what N = N-(N(N-1)) does actually On Jul 2, 2:11 pm, sunny

Re: [algogeeks] Re: help..

2011-07-02 Thread santosh mahto
@sunny that will work fine(xoring). In place of Xoring u can also do OR of two number and find the distance between fist set bit from left and first set bit from right, Since bit operation is really fast operation so best algo this is of complexity O(1); Explanation How it works: In l only

Re: [algogeeks] Re: help..

2011-07-02 Thread santosh mahto
@sunny the no of set bits in m will tell what all length(4,2 in above case) are need to be merged. e.g if if m ==6 then m = 0110 since bit set position are 2 and 1. so length of rope need to combine is 2^2=4 and 2^1 = 2;i.e 4 and 2 Thnaks Santosh On Sat, Jul 2, 2011 at 2:58 PM, santosh mahto

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
@ sunny 21 is 0 32 is 2 43 is 0 5 4 is 4 65 is 4 I don't find anything -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
power of 2 less than n right? On Jul 2, 2:38 pm, cegprakash cegprak...@gmail.com wrote: @ sunny 21 is 0 32 is 2 43 is 0 5 4 is 4 65 is 4 I don't find anything -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group,

[algogeeks] Re: help..

2011-07-02 Thread cegprakash
no no.. it should be multiple of 2 less than n? even that doesn't satisfies for 43 On Jul 2, 2:41 pm, cegprakash cegprak...@gmail.com wrote: power of 2 less than n right? On Jul 2, 2:38 pm, cegprakash cegprak...@gmail.com wrote: @ sunny 21 is 0 32 is 2 43 is 0 5 4 is 4 65 is 4

Re: [algogeeks] Re: help..

2011-07-02 Thread mohit goel
May be this can work.give any counter example... int count; main() { int l,rope,cuts; scanf(%d%d,l,rope); count =0; find_cuts(l,rope); printf(cuts needed is %d,count); getch(); return 0; } int find_cuts(int l,int rope) {

Re: [algogeeks] Re: help..

2011-07-02 Thread sunny agrawal
@cegprakash Expression resets the least significant set bit On Sat, Jul 2, 2011 at 3:20 PM, mohit goel mohitgoel291...@gmail.comwrote: May be this can work.give any counter example... int count; main() { int l,rope,cuts; scanf(%d%d,l,rope); count =0;

Re: [algogeeks] Re: help..

2011-07-02 Thread sameer.mut...@gmail.com
nn-1 is the expression to find out if n is a power of 2...If nn-1 returns 0 its a power of 2 else its not. And what sunny said is also ryt On Sat, Jul 2, 2011 at 3:47 PM, sunny agrawal sunny816.i...@gmail.comwrote: @cegprakash Expression resets the least significant set bit On Sat, Jul

Re: [algogeeks] Re: help..

2011-07-02 Thread varun pahwa
@sunny ya i wanted to write the while(k % m == 0) On Sat, Jul 2, 2011 at 3:47 AM, sameer.mut...@gmail.com sameer.mut...@gmail.com wrote: nn-1 is the expression to find out if n is a power of 2...If nn-1 returns 0 its a power of 2 else its not. And what sunny said is also ryt On Sat,

Re: [algogeeks] Re: help..

2011-07-02 Thread varun pahwa
@sunny thnx for the correction. On Sat, Jul 2, 2011 at 9:16 AM, varun pahwa varunpahwa2...@gmail.comwrote: @sunny ya i wanted to write the while(k % m == 0) On Sat, Jul 2, 2011 at 3:47 AM, sameer.mut...@gmail.com sameer.mut...@gmail.com wrote: nn-1 is the expression to find out if n is

Re: [algogeeks] Re: help..

2011-07-02 Thread Avi Dullu
Another alternative soln. int rec_cut(int l, int k) { if (l == k) return 0; int tmp = k - (l1); return 1 + rec_cut(l1, tmp = 0 ? k : tmp); } int main() { int l, k; scanf(%d%d, l, k); printf(%d\n, rec_cut(l, k)); return 0; } Veni Vedi Slumber ! On Sat, Jul 2, 2011 at 9:47 PM,

[algogeeks] Need help

2011-06-15 Thread shashankreddy509
can any one tell the best compiler for c and c++... Thanks, G. Shashank Reddy -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To view this discussion on the web visit https://groups.google.com/d/msg/algogeeks/-/g2ZE6Sm9p-MJ. To post to this

Re: [algogeeks] Need help

2011-06-15 Thread D.N.Vishwakarma@IITR
In windows you can choose codeblocks or best is use linux gnu compiler On Wed, Jun 15, 2011 at 8:50 PM, shashankreddy509 shashankreddy...@gmail.com wrote: can any one tell the best compiler for c and c++... Thanks, G. Shashank Reddy -- You received this message because you are

Re: [algogeeks] Need help

2011-06-15 Thread 李峰
intel icc compiler On Wed, Jun 15, 2011 at 08:20:39AM -0700, shashankreddy509 wrote: can any one tell the best compiler for c and c++... Thanks, G. Shashank Reddy -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To view

Re: [algogeeks] Need help

2011-06-15 Thread shashankreddy509
i need compiler for windows 7... -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To view this discussion on the web visit https://groups.google.com/d/msg/algogeeks/-/Y9OZdeYwmggJ. To post to this group, send email to

Re: [algogeeks] need help in Desktop applications

2011-06-09 Thread Navneet Gupta
I would recommend you to read complete Java Reference book by Herbert Schildt, it will take you nicely through the basics of creating window based applications. First read the chapters on Applets and AWT and then you should be able to easily and naturally graduate to using Swing. On Thu, Jun 9,

Re: [algogeeks] need help in Desktop applications

2011-06-09 Thread snehi jain
@naveen Thanks for the prompt reply I am already aware of Applets and AWT and have started getting acquainted to Swing but the problem lies where to start from. Its like I want a small example or few starting steps. Complete Reference is the book that i refer. On Thu, Jun 9, 2011 at 1:48 PM,

Re: [algogeeks] need help in Desktop applications

2011-06-09 Thread Navneet Gupta
As soon as i type Java Swing PDFs in google, i get lots of results. See if anyone of them can help you. No tutorial i am having as such specifically for Swing. On Thu, Jun 9, 2011 at 1:53 PM, snehi jain snehijai...@gmail.com wrote: @naveen Thanks for the prompt reply I am already aware of

Re: [algogeeks] need help in Desktop applications

2011-06-09 Thread snehi jain
i Did that before asking for help on the group. anyways thanks :) Swing isnt necessary, someone referred so i am trying to learn it. Any info regarding desktop or phone apps. will be appreciated. On Thu, Jun 9, 2011 at 2:00 PM, Navneet Gupta navneetn...@gmail.com wrote: As soon as i type Java

Re: [algogeeks] need help in Desktop applications

2011-06-09 Thread karan sachan
Hi Snehi...Follow following links to kick-start your Swing!! http://www.herongyang.com/Swing/Introduction-First-Swing-Program-SwingHello.html http://www.herongyang.com/Swing/Introduction-First-Swing-Program-SwingHello.html http://www.dreamincode.net/forums/topic/206319-first-swing-application/

Re: [algogeeks] need help in Desktop applications

2011-06-09 Thread snehi jain
hey Karan... thanks a lot the links are helpful :) its an app. that can help in building one's vocab. its basically a thought right now. Will ask more when things start taking desired shape a little bit. On Thu, Jun 9, 2011 at 4:59 PM, karan sachan karansac...@gmail.com wrote: Hi Snehi...Follow

[algogeeks] please help me

2011-06-08 Thread coder dumca
I am last year student preparing for placements can any one give some ebooks on data structure, algo etc. like beofre some time , some one posted a book how to crack the coding interview that was an awesome book thanks to the guy who send the book . if anyone has some good ebooks or links

[algogeeks] hajime help:

2011-06-03 Thread PRAMENDRA RATHi rathi
can anyone tell me how to think about this problem? -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to

[algogeeks] Need help on fenwick trees

2011-04-29 Thread naga vinod kumar
Hi Guys , Can any one give link for tutorial or videos about segment trees. I am unable to understand the basic idea behind it . Regards, vinod -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send

[algogeeks] Need help on Divide and Conquer Algorithm

2011-04-04 Thread Sweety
Question :Let A[1..n] be an array of integers. Design an efficient divide and conquer algorithm to determine if A contains a majority element, i.e an element appears more than n/2 times in A. What is the time complexity of your algorithm? Answer: a[1..n] is an array int majorityElement(int a[],

[algogeeks] Need help regarding the SPOJ problem...

2011-03-18 Thread shubham
You have N marbles and K slots. You have to follow the below mentioned rules : 1. You can put in a marble or take out a marble from slot numbered 1 at any time. 2. You can put in a marble or take out a marble from slot numbered i only if there exists a marble at the slot i - 1. 3. The

Re: [algogeeks] Need help regarding the SPOJ problem...

2011-03-18 Thread Balaji Ramani
Hi, I hope this is correct. Please correct if I am wrong. Short answer: Let a = (k-n)/(n-1) Let b = (k-n)%(n-1) steps = (n-1)(a)(a+1)/2 + b Put = steps + n Remove = steps Explanation: Example with n = 3 k =10: Start by putting balls in 1,2,3 1 2 3 x x x x x x Now move balls from 1-3 to

[algogeeks] need help with a classic algorithm

2011-02-26 Thread MarchMadness
You are given n coins, at least one of which is bad. All the good coins weigh the same, and all the bad coins weigh the same. The bad coins are lighter than the good coins. Find the exact number of bad coins by making O(logn)^2 weighings on a balance. Each weighing tells you whether the total

[algogeeks] please help..

2011-02-24 Thread Akshata Sharma
http://www.spoj.pl/problems/PIGBANK/ can anyone give me an idea how to solve this problem...?? I dont think the knapsack algo would be of help here as here we need to find minimum value..please refer to the link and if anyone can help, i would be very thankful. regards, aksha -- You received

Re: [algogeeks] please help..

2011-02-24 Thread bharath kannan
a small modification in normal knapsack algo ll do :) On Thu, Feb 24, 2011 at 4:06 PM, Akshata Sharma akshatasharm...@gmail.comwrote: http://www.spoj.pl/problems/PIGBANK/ can anyone give me an idea how to solve this problem...?? I dont think the knapsack algo would be of help here as here we

[algogeeks] Please Help

2011-02-19 Thread Rehmat Ullah
Consider a simple polygon P over vertices, on the plane, and a point s, which maybe inside or outside P. Design an O(nlogn) algorithm that finds a line segment starting from, and cutting a maximum number of edges of P. An edge of P is any one of the line segments making up its boundary. (Note that

[algogeeks] Re: Help

2011-02-15 Thread Don
Mike Johnson wrote: Plesae rite a program for me to find prime nummers. It should be recursive prorgram. What duz that mean? If u type a nummer like 10 it should say 1 is prime, 2 is prime, 3 is prime, 4 is not prime up to 10. This iz not homewurk I just thout of it myself. Lol. /* Sure

[algogeeks] Complexity Help ??

2011-01-22 Thread Decipher
fun(n) { if(n=2) return (1); else return ((fun(n-1)*fun(n-2)); } find the order of complexity . -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group,

Re: [algogeeks] Complexity Help ??

2011-01-22 Thread abhijith reddy
O(2^n) On Sat, Jan 22, 2011 at 8:58 PM, Decipher ankurseth...@gmail.com wrote: fun(n) { if(n=2) return (1); else return ((fun(n-1)*fun(n-2)); } find the order of complexity . -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post

Re: [algogeeks] Complexity Help ??

2011-01-22 Thread Decipher
Could u pls explain ?? -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options,

Re: [algogeeks] Complexity Help ??

2011-01-22 Thread Preetam Purbia
T(n) = T(n-1) + T(n-2) + O(1) On Sat, Jan 22, 2011 at 11:28 PM, Decipher ankurseth...@gmail.com wrote: Could u pls explain ?? -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to

[algogeeks] Re: help me debug this

2011-01-17 Thread juver++
Got AC with your code with small corrections to the output - don't use getchar(); output specification says: Each line of output should be followed by a blank line (so, add blank line to match the sample output) you print a whitespace after each number, so the last character in your line is a

Re: [algogeeks] Re: help me debug this

2011-01-17 Thread ankit sablok
i improved upon my code but still i get a presentation error dunno wts the judge judging it shows me the correct way when i output test cases on my compiler but on the judge it says wrong answer or presentation error #includeiostream #includecstdio #includevector #includealgorithm #includecmath

Re: [algogeeks] Re: help me debug this

2011-01-17 Thread juver++
Redirect your output to the file, and you'll see that at the end of line you have extra blank. You need to write something like this (in all sections): for(i=j;i(j+2*C-1);i++) { if (i != j) printf( ); printf(%d,s[i]); // note there is no space } -- You received this message because you are

Re: [algogeeks] Synopsis Help ???

2011-01-16 Thread Azhar Hussain
Polish your Mathematical aptitude, basic data structures, matrices and linear programming(added advantage) might help - Azhar. On Sat, Jan 15, 2011 at 7:07 PM, Decipher ankurseth...@gmail.com wrote: Can anyone help me find some questions or post some questions on Synopsys(EDA tool-based

[algogeeks] Synopsis Help ???

2011-01-15 Thread Decipher
Can anyone help me find some questions or post some questions on Synopsys(EDA tool-based company) for Software Engineer profile ? Or did anyone had an interview with them ? It is visiting our college in few weeks for campus recruitment . I will be thankful if anyone could give some suggestions

[algogeeks] need help solving this ACM ICPC prelims problem

2010-10-18 Thread soundar
Problem D: Numbered Grid A grid of size N rows and M columns is filled with numbers, one in each cell. You start at the centre of the cell at the top-left corner (1,1) and your destination is the centre of the cell at the bottom- right corner(N,M). In each step, you are only allowed to move to

Re: [algogeeks] need help solving this ACM ICPC prelims problem

2010-10-18 Thread praba karan
its a dp prob... -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algoge...@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options, visit

[algogeeks] Need help for this problem

2010-10-14 Thread Amit Chandak
I am trying to solve this problem, got some idea but am not clear...please give your input... http://www.codechef.com/problems/MONEY -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to

Re: [algogeeks] ALgo help pls

2010-09-22 Thread Asit Baran Das
http://userweb.cs.utexas.edu/users/moore/best-ideas/mjrty/index.html _Asit On Wed, Sep 22, 2010 at 9:12 AM, pre pre.la...@gmail.com wrote: Hi all, pls help me solve this problem.. Design an algorithm to find the majority element of an array.. majority element must be an element tht has the

Re: [algogeeks] ALgo help pls

2010-09-22 Thread Navin Naidu
Use majority vote algorithm: http://userweb.cs.utexas.edu/~moore/best-ideas/mjrty/index.html On Wed, Sep 22, 2010 at 9:12 AM, pre pre.la...@gmail.com wrote: Hi all, pls help me solve this problem.. Design an algorithm to find the majority element of an array.. majority element must be an

[algogeeks] A help please

2010-09-22 Thread rahul rai
printf(%d%d,scanf(%d%d,a b)) -- Rahul K Rai rahulpossi...@gmail.com -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algoge...@googlegroups.com. To unsubscribe from this group, send email to

Re: [algogeeks] A help please

2010-09-22 Thread Nishant Agarwal
output will be 2 garbage_value scanf returns numbers of inputs taken from std input and since there should be 2 arguments in printf according to the format, so garbage value will print On Wed, Sep 22, 2010 at 2:25 PM, rahul rai raikra...@gmail.com wrote: printf(%d%d,scanf(%d%d,a b)) --

Re: [algogeeks] A help please

2010-09-22 Thread sharad kumar
it accepts input into a,b an prints garbage value cos scanf returns the number of values that accept nput ad in printf there is no variable from where value is printed On Wed, Sep 22, 2010 at 2:25 PM, rahul rai raikra...@gmail.com wrote: printf(%d%d,scanf(%d%d,a b)) -- Rahul K Rai

[algogeeks] Re: Help with Increment Operators in C!

2010-08-29 Thread jagadish
@Dave: Thanks alot for enlightening us! @Manju: ya.. you are right. The same was stated by me in the my prev reply! :-) On Aug 29, 10:50 pm, Manjunath Manohar manjunath.n...@gmail.com wrote: it is compiler dependant da..the evaluation of this kind of expressions -- You received this message

[algogeeks] Re: Help with Increment Operators in C!

2010-08-28 Thread Chi
In php it is 19. ?php $x=5; printf(%d,($x++ + ++$x + $x++)); ? On Aug 28, 1:35 pm, jagadish jagadish1...@gmail.com wrote: I ran this code.. int main() { int x=5; printf(%d,(x++ + ++x + x++)); } The output printed was 18 instead of 19.. Should it not be 19? -- You received this message

[algogeeks] Re: Help with Increment Operators in C!

2010-08-28 Thread jagadish
Ya after some reading i got to know that it was implementation dependent.. And that the answer is undefined! On Aug 28, 5:07 pm, Chi c...@linuxdna.com wrote: In php it is 19. ?php $x=5; printf(%d,($x++ + ++$x + $x++)); ? On Aug 28, 1:35 pm, jagadish jagadish1...@gmail.com wrote: I ran

[algogeeks] Re: Help with Increment Operators in C!

2010-08-28 Thread Dave
Your code violates the C standard, which says: Between the previous and next sequence point an object shall have its stored value modified at most once by the evaluation of an expression. Furthermore, the prior value shall be read only to determine the value to be stored. Regarding postfix

[algogeeks] a help

2010-08-14 Thread rahul rai
can anyone suggest me lectures / videos for BASICS of BITS manipulation? thanks in advance Rahul K Rai rahulpossi...@gmail.com -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algoge...@googlegroups.com.

Re: [algogeeks] a help

2010-08-14 Thread Asit Baran Das
http://graphics.stanford.edu/~seander/bithacks.html http://graphics.stanford.edu/~seander/bithacks.htmlit has all that you need. On Sat, Aug 14, 2010 at 7:53 PM, rahul rai raikra...@gmail.com wrote: can anyone suggest me lectures / videos for BASICS of BITS manipulation? thanks in advance

Re: [algogeeks] a help

2010-08-14 Thread rahul rai
Thanks a lot , it's a life saver , i will work it out fully . 2010/8/14, Asit Baran Das asitbaran@gmail.com: http://graphics.stanford.edu/~seander/bithacks.html http://graphics.stanford.edu/~seander/bithacks.htmlit has all that you need. On Sat, Aug 14, 2010 at 7:53 PM, rahul rai

Re: [algogeeks] Plz help with multidimensional array

2010-07-07 Thread sharad kumar
@ashish cant u make use of char *p[30] for 2 d array On Wed, Jul 7, 2010 at 9:34 AM, Ashish Goel ashg...@gmail.com wrote: char name[][10] is a auto variable on stack, so no pointers here Best Regards Ashish Goel Think positive and find fuel in failure +919985813081 +919966006652

[algogeeks] Need help

2010-07-06 Thread crazysaikat
Hey anyone doing topcoder srm 375, please help me out in medium question, question is.. Rabbits often feel lonely, so one group of rabbits decided to gather together and play a game. The game is played on a horizontal row of N cells (N = 2), numbered 0 to N - 1 from left to right. Each cell is

Re: [algogeeks] Need help

2010-07-06 Thread Jitendra Kushwaha
can you specify the question name or link of question on topcoder -- Regards Jitendra Kushwaha MNNIT, Allahabad -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to this group, send email to algoge...@googlegroups.com. To unsubscribe

Re: [algogeeks] Need help

2010-07-06 Thread Priyanka Chatterjee
Contest in running and you are posting the 550 points problem? Its unfair. Ask after it gets over. On 6 July 2010 17:30, crazysaikat crazysai...@gmail.com wrote: Hey anyone doing topcoder srm 375, please help me out in medium question, question is.. Rabbits often feel lonely, so one group of

[algogeeks] Plz help with multidimensional array

2010-07-06 Thread mandeep
char name[3][10]={jan,feb,march}; name[0],name[1],name[2] are the elements of an array 'name'. Can we think of name as an array of pointers where each pointer is of type char (*p)[10]? -- You received this message because you are subscribed to the Google Groups Algorithm Geeks group. To post to

Re: [algogeeks] Plz help with multidimensional array

2010-07-06 Thread Ashish Goel
char name[][10] is a auto variable on stack, so no pointers here Best Regards Ashish Goel Think positive and find fuel in failure +919985813081 +919966006652 On Wed, Jul 7, 2010 at 9:10 AM, UMESH KUMAR kumar.umesh...@gmail.comwrote: char name[][10]={jan,feb,march}; Name is a 2-D

Re: [algogeeks] Recursion help!

2010-06-05 Thread Anand
This a good example of dynamic programming. On Fri, Jun 4, 2010 at 10:15 AM, satwik krishna sathi...@gmail.com wrote: i think the best way to trace is to draw a picture of the stack and put the values and acc understand the flow On Fri, Jun 4, 2010 at 7:22 AM, Prashant Kulkarni

[algogeeks] Recursion help!

2010-06-04 Thread Raj N
int Max(int a[],int n) { int max; if(n==1) return a[0]; else max=Max(a,n-1); if(maxa[n-1]) return max; else return a[n-1]; } Hi, the above is a code to find the max in an array recursively. I

Re: [algogeeks] Recursion help!

2010-06-04 Thread Prashant Kulkarni
int Max(int a[],int n) { int max; if(n==1) ---( 1 ) return a[0]; else max=Max(a,n-1); ---( 2 ) if(maxa[n-1]) return max;

Re: [algogeeks] Recursion help!

2010-06-04 Thread Raj N
@Prashant: Are you saying that after the base case has been reached, only then statements 3,4 will be executed for all the recursive calls? On Fri, Jun 4, 2010 at 7:52 PM, Prashant Kulkarni prashant.r.k...@gmail.com wrote: int Max(int a[],int n) { int max; if(n==1)

Re: [algogeeks] Recursion help!

2010-06-04 Thread b. roffmann
loop recurs with array index n,n-1,..,0 as stated in this thread. will return Max value from array, for (n-1) upon each integer of iteration n, upon condition present element is larger than previous element, otherwise, it will return the previous value. the algorithm seems to provide a

Re: [algogeeks] Recursion help!

2010-06-04 Thread satwik krishna
i think the best way to trace is to draw a picture of the stack and put the values and acc understand the flow On Fri, Jun 4, 2010 at 7:22 AM, Prashant Kulkarni prashant.r.k...@gmail.com wrote: int Max(int a[],int n) { int max; if(n==1)

[algogeeks] Please Help!!! store fractional numbers with high precision

2010-04-14 Thread vikrant singh
On Wed, Apr 14, 2010 at 1:22 PM, vikrant singh vikrantsing...@gmail.comwrote: there is a problem to find first K digits of no. N^N , where N can be as large as 10^9. so, the algo goes like, take fractional part(f) of Nlog10(N). and temp=pow(10,f), result =(long )10^k * temp. I want to

[algogeeks] Please help..Simple MST problem.

2009-03-28 Thread saha.dipan...@gmail.com
Can anyone please solve any of the following problems? I need a detailed solution. It is my data structure assignment, and i have to submit it by the 4th of april. Please someone help me... its urgent. Show that if an edge(u,v)is contained in some MST, then it is a light edge crossing some cut

[algogeeks] Re: Help

2008-02-09 Thread [EMAIL PROTECTED]
GOOD ONE- Data Structures , Algorithms and Applications in C++ by Sartaj Sahani On Feb 7, 1:58 pm, Atul Aggarwal [EMAIL PROTECTED] wrote: Hello Everybody, I am beginner in Algorithms. Which book I should prefer for understanding basic algos? Also tell me some good book for graph Theory and

[algogeeks] Re: Help

2008-02-09 Thread gurbinder dhillon
corman for algorithms On 2/9/08, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote: GOOD ONE- Data Structures , Algorithms and Applications in C++ by Sartaj Sahani On Feb 7, 1:58 pm, Atul Aggarwal [EMAIL PROTECTED] wrote: Hello Everybody, I am beginner in Algorithms. Which book I should

[algogeeks] Re: Help

2008-02-08 Thread subhojit ban
I can vouch for 'algorithm design' by Jon Klienberg if CLR becomes a bit heavy. On Feb 7, 2008 11:13 PM, dor [EMAIL PROTECTED] wrote: I used Cormen as an intro to algorithms (Thomas H. Cormen, Charles E. Leiserson, Ronald L. Rivest, and Cliff Stein, Introduction to Algorithms 2nd edition,

[algogeeks] Re: Help

2008-02-07 Thread dor
I used Cormen as an intro to algorithms (Thomas H. Cormen, Charles E. Leiserson, Ronald L. Rivest, and Cliff Stein, Introduction to Algorithms 2nd edition, published by MIT Press and McGraw-Hill). On Feb 7, 1:58 pm, Atul Aggarwal [EMAIL PROTECTED] wrote: Hello Everybody, I am beginner in

[algogeeks] Need Help - Constrained linear least square optimization C code

2008-01-30 Thread [EMAIL PROTECTED]
Hi I need to find x that will minimize Ax-b=0, under the inequality constraints Cxd. Actually the constraints in my problem are only upper and lower bounds to x values. x is 4x1 vector, A is about 100x4 (and b is of course 100x1(. What is the appropriate algorithm? Is there any C / C++ code

[algogeeks] Re: help with serie-parallel recognition algorithm

2007-11-14 Thread Dave
Series-parallel graphs may be recognized in linear time and their series-parallel decomposition may be constructed in linear time as well. See en.wikipedia.org/wiki/Series-parallel_graph. Reference 3 in that article may be what you are looking for. Dave On Nov 14, 5:31 am, fpalamariu [EMAIL

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