[algogeeks] Re: find the integer

2011-07-08 Thread Gaurav Tyagi
Are their any space or time constraints ? On Jul 8, 3:21 pm, Piyush Sinha ecstasy.piy...@gmail.com wrote: is there anyting special about the array??? or it is aribitary array?? On 7/8/11, Dumanshu duman...@gmail.com wrote: given an array of intergers. find the any integer that occurs only

[algogeeks] Re: Amazon

2011-07-07 Thread Gaurav Tyagi
How about this ? 1. We construct a graph with these nodes. 2. We make an incoming edge on a node if it is created using some other node. Ex: 7=5+2. So 7 will have 1 incoming and 5 2 will have outgoing. 3. Select all the nodes which only have outgoing edges. These would be the actual distances

[algogeeks] Re: Puzzle

2011-07-07 Thread Gaurav Tyagi
The greatest chance i.e. 100% chance would be at position number 366. (By Pigeonhole principle). On Jul 7, 2:34 pm, swetha rahul swetharahu...@gmail.com wrote: At a movie theater, the manager announces that they will give a free ticket to the first person in line whose birthday is the same as

[algogeeks] Re: Sort - Consecutive Array in O(n)

2011-07-06 Thread Gaurav Tyagi
a) Find min(A). - O(n) b) Find max(A) - O(n) c) Calculate sum of natural numbers starting from min(A) to max(A) - O(n) d) Calculate sum of all numbers in the array. - O(n) e) If sum in step c) is not same as sum in step d), then elements are not consecutive. If the sum is same, then they are