@sandeep sir: i didnt get it how is it takin o(n^2) ??
On Mon, Jul 11, 2011 at 5:18 PM, Sandeep Jain <sandeep6...@gmail.com> wrote:
> Anika, look closely.
> Your code takes O(N^2) instead of O(N)
>
>
> Regards,
> Sandeep Jain
>
>
>
>
> On Mon, Jul 11, 2011 at 5:15 PM, Anika Jain <anika.jai...@gmail.com>wrote:
>
>> YA.. N YA M USING 2 VARIABLES.. IS IT ALLOWED?
>>
>>
>> On Mon, Jul 11, 2011 at 4:58 PM, saurabh singh <saurab...@gmail.com>wrote:
>>
>>> A similar solution has been proposed above if I am not misinterpreting
>>> the code,You are creating a bitmap from the 2 variables.?
>>>
>>>
>>> On Mon, Jul 11, 2011 at 4:55 PM, Anika Jain <anika.jai...@gmail.com>wrote:
>>>
>>>>
>>>> A c code for this is:
>>>>
>>>> int main()
>>>> {
>>>> int a[2] = {0};
>>>> char str[50];
>>>> int i,ind=0;
>>>> scanf ("%s", str);
>>>> for(i=0;i<strlen(str);i++)
>>>> {
>>>>
>>>> if(str[i]>='a' && str[i]<='z')
>>>> {
>>>> if(!(a[0] & 1<<str[i]-'a'))
>>>> {
>>>> a[0] = a[0] | 1<<str[i]-'a';
>>>> str[ind]=str[i];
>>>> ind++;
>>>> }
>>>> }
>>>> else if(str[i]>='A' && str[i]<='Z')
>>>> {
>>>> if(!(a[1] & 1<<str[i]-'a'))
>>>> {
>>>> a[1] = a[1] | 1<<str[i]-'a';
>>>> str[ind]=str[i];
>>>> ind++;
>>>> }
>>>> }
>>>> }
>>>> str[ind]='\0';
>>>>
>>>> printf("%s\n",str);
>>>> return 0;
>>>> }
>>>>
>>>>
>>>> is it fine 2 use 2 integers for this? or not allowed??
>>>>
>>>>
>>>>
>>>> On Mon, Jul 11, 2011 at 9:35 AM, Yaw <yawbrob...@gmail.com> wrote:
>>>>
>>>>> Quite new to java what do you think of mine?
>>>>>
>>>>> import java.util.*;
>>>>>
>>>>> public class RemoveDuplicates {
>>>>>
>>>>>
>>>>> public static void main(String[] args){
>>>>> while(true) {
>>>>> System.out.println("Enter String");
>>>>> Scanner input = new Scanner(System.in);
>>>>> String str = input.nextLine();
>>>>> System.out.println(RemoveDup(str));
>>>>> }
>>>>> }
>>>>>
>>>>> public static String RemoveDup(String str){
>>>>> str = str.toLowerCase();
>>>>> String temp = "";
>>>>> for (int i=0; i<str.length(); i++){
>>>>> if (!temp.contains(Character.toString(str.charAt(i)))){
>>>>> temp+=str.charAt(i);
>>>>> }
>>>>>
>>>>> }
>>>>> return temp;
>>>>>
>>>>>
>>>>> }
>>>>>
>>>>> }
>>>>>
>>>>>
>>>>
>>>>
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>>>
>>>
>>>
>>> --
>>> Saurabh Singh
>>> B.Tech (Computer Science)
>>> MNNIT ALLAHABAD
>>>
>>>
>>>
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>>
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