摘要： Description4x4 tic-tac-toe is played on a board with four rows (numbered 0 to 3 from top to bottom) and four columns (numbered 0 to 3 from left to rig... 阅读全文

摘要： DescriptionYou all know the Dirichlet principle, the point of which is that if n boxes have no less than n + 1 items, that leads to the existence of a... 阅读全文

摘要： Description黑白棋（game）【问题描述】小A和小B又想到了一个新的游戏。这个游戏是在一个1*n的棋盘上进行的，棋盘上有k个棋子，一半是黑色，一半是白色。最左边是白色棋子，最右边是黑色棋子，相邻的棋子颜色不同。E小A可以移动白色棋子，小B可以移动黑色的棋子，他们每次操作可以移动1到d个棋子... 阅读全文