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Pocket Cube is a 3-D combination puzzle. It is a 2 × 2 × 2 cube, which means it is constructed by 8 mini-cubes. For a combination of 2 × 2 mini-cubes which sharing a whole cube face, you can twist it 9

Suppose a bank has N windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. The rules for the customers to wait in line are:1.The spa...

Input 8 I 2 I -1 I 1 Q 3 L D R Q 2 Output 2 3思路：就是模拟了，关键是怎么模拟了，这里用两个栈，如果左移就做边出栈，然后压到右边的栈。通过两个栈来模拟光标左右移动，其也就差不多了。 代码：#include<iostream>#include<cstdio>#include<sta...

题目来源： Codility基准时间限制：1 秒 空间限制：131072 KB 分值: 80 难度：5级算法题有N行M列的正方形盒子。每个盒子有三种状态0, -1, +1。球从盒子上边或左边进入盒子，从下边或右边离开盒子。规则：如果盒子的模式是-1，则进入它的球从下面出去。（方向变为向下）如果盒子的模式是+1，则进入它的球从右面出去。 （反向变为向右）如果盒子的模式是0， 则进入它的球方...