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Reverse bits of a given 32 bits unsigned integer.For example, given input 43261596 (rep...

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Given a singly linked list, determine if it is a palindrome. Solution1: no change to or...

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Shuffle a set of numbers without duplicates.Example: Solution:

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The thief has found himself a new place for his thievery again. There is only one entra...

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Compare two version numbers version1 and version2. If version1 > version2 return 1, if ...

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Find the nth digit of the infinite integer sequence 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, ...

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Given a linked list, remove the nth node from the end of list and return its head.For e...

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Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determin...

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Given a pattern and a string str, find if str follows the same pattern. Here follow mea...

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Given a sorted array, remove the duplicates in place such that each element appear only...

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Implement the following operations of a queue using stacks.push(x) -- Push element x to...

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Given a binary tree, find its minimum depth. The minimum depth is the number of nodes a...

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Given an integer n, return the number of trailing zeroes in n!.**Note: **Your solution ...

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Remove all elements from a linked list of integers that have value val.ExampleGiven: 1 ...

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Design a stack that supports push, pop, top, and retrieving the minimum element in cons...

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You are playing the following Bulls and Cows game with your friend: You write down a nu...

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Given a binary tree, return the level order traversal of its nodes' values. (ie, from l...

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Given a binary tree, determine if it is height-balanced. For this problem, a height-bal...

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Given two strings s and t, determine if they are isomorphic.Two strings are isomorphic ...

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Reverse a singly linked list.