题目 硬币排成线 II 有 n 个不同价值的硬币排成一条线。两个参赛者轮流从左边依次拿走 1 或 2 个硬币，直到没有硬币为止。计算两个人分别拿到的硬币总价值，价值高的人获胜。 请判定 第一个玩家 是输还是赢？ 样例 给定数组 A = [1,2,2 ...

There are n coins with different value in a line. Two players take turns to take one or two coins from left side until there are no more ...

Coins in a Line III There are n coins in a line. Two players take turns to take a coin from one of the ends of the line until there are no more ...

There are n coins in a line. Two players take turns to take one or two coins from right side until there are no more coins left. The player ...

There is a stone game.At the beginning of the game the player picks n piles of stones in a ci ...

Number of Islands II Given a n,m which means the row and column of the 2D matrix and an array of pair A( size k). Originally, the 2D matrix is all ...

题目 计算两个数组的交 注意事项 每个元素出现次数得和在数组里一样答案可以以任意顺序给出 样例 nums1 = [1, 2, 2, 1], nums ...

There is an integer matrix which has the following features: The numbers in adjacent positions a ...