问题描述（难度中等）Given a list of daily temperatures T, return a list such that, for each day in the input, tells you how many days you would have to wait unt ...

问题描述（难度中等）Given an encoded string, return its decoded string. The encoding rule is: k[encoded_string], where the encoded_string inside the square brac ...

问题描述（难度简单）Given an array nums containing n + 1 integers where each integer is between 1 and n (inclusive), prove that at least one duplicate number mu ...

问题描述（难度简单-112/113/437）Given a binary tree and a sum, find all root-to-leaf paths where each path’s sum equals the given sum. Note: A leaf is a node wi ...

问题描述（难度简单-581）Given an integer array, you need to find one continuous subarray that if you only sort this subarray in ascending order, then the whole ...