pipe A can fill a cistern in t1 time, B can fill it t2 time. How much time can be taken if both pipes are opened.
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If there are 256 players in a lawn tennis knockout tournament,how many minimum number of matches should be played to reach the finals?
So you're not a .Net developer?
New shares report data on a minute to minute basis with additional information. Please describe how to perform this change without affecting old shares data
What is the difference between an array and a linked list?
Brain teaser #1: Given 8 balls and a balance, how many weighings would it take to find one ball that does not weigh the same as the other 7. Brain teaser #2: Two boys enter a tunnel. When they are 1/3 of the way through, they hear a train coming. If the boys run in opposite directions at the same speed, and narrowly miss getting hit by the train at their respective end of the tunnel, how fast was the train traveling compared to the 2 boys?
Given an array of 1000 element, how will you find the element repeated twice in O(n) complexity
Q) How would you all values from the nodes of a given binary tree into a string and then deserialize the string and put it back in the binary tree?
Find a longest Palindrome in a given string.
Find depth of a binary tree
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