#coding
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You are given an integer array coins representing coins of different denominations and an integer amount representing a total amount of money. Return...
You are a professional robber planning to rob houses along a street. Each house has a certain amount of money stashed, the only constraint stopping...
You are climbing a staircase. It takes n steps to reach the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb...
Reverse bits of a given 32 bits unsigned integer Example 1: Input: n = 00000010100101000001111010011100 Output: 964176192...
Given an array nums containing n distinct numbers in the range [0, n], return the only number in the range that is missing from the array. Example...
Given an integer n, return an array ans of length n + 1 such that for each i (0 <= i <= n), ans[i] is the number of 1's in the binary representation...
