James Pan

原题网址：https://leetcode.com/problems/jump-game-ii/Given an array of non-negative integers, you are initially positioned at the first index of the array.Each element in the array represents you

原题网址：https://leetcode.com/problems/jump-game/Given an array of non-negative integers, you are initially positioned at the first index of the array.Each element in the array represents your m

原题网址：https://leetcode.com/problems/climbing-stairs/You are climbing a stair case. It takes n steps to reach to the top.Each time you can either climb 1 or 2 steps. In how many distinct ways

原题网址：https://leetcode.com/problems/decode-ways/A message containing letters from A-Z is being encoded to numbers using the following mapping:'A' -> 1'B' -> 2...'Z' -> 26Given an enco