说明
在各种棋中,棋子的走法总是一定的,如中国象棋中马走“日”。有一位小学生就想如果马能有两种走法将增加其趣味性,因此,他规定马既能按“日”走,也能如象一样走“田”字。他的同桌平时喜欢下围棋,知道这件事后觉得很有趣,就想试一试,在一个(100×100)的围棋盘上任选两点A、B,A点放上黑子,B点放上白子,代表两匹马。棋子可以按“日”字走,也可以按“田”字走,俩人一个走黑马,一个走白马。谁用最少的步数走到左上角坐标为(1,1)的点时,谁获胜。现在他请你帮忙,给你A、B两点的坐标,想知道两个位置到(1,1)点可能的最少步数。
输入格式
A、B两点的坐标。
输出格式
最少步数。
12 16
18 10
8
9
提示
<img src=http://101.43.101.245:80/admin/../'data:image/png;base64,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'/>
<h2>来源</h2>
第八章_广度优先搜索