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小明和小军玩五子棋游戏,小明执黑子●先行,已经占了(5,3)、(6,4)、(7,5)三个位置,小军执白子○后行,已经占了(6,3)、(5,4)两个位置(如图1)。接下来,小军的第三个棋子应该摆在什么位置呢?也许你会说,接下来,小军的第三个棋子可以摆在(4,5)或者(7,2),也和黑子一样连成3个。看来你有必要先熟悉一下五子棋的简单规则:两人对局,各执一色,黑子先行,轮流下一子,先将横、竖或斜线的5个同色棋子连成不间断的一排者为胜。
Xiao Ming and Xiao Jun play backgammon game, Xiao Ming prince sunspot ● first line, has accounted for (5,3), (6,4), (7,5) three positions, the army armed White ○ line, has accounted for ( 6,3), (5,4) two locations (Figure 1). Next, the third position of a small army should be placed? Maybe you will say, then the third army of the small pieces can be placed (4,5) or (7,2), and sunspots Same as 3. It seems you need to familiarize yourself with the simple rules of backgammon: two pairs of games, one after the other, sunspots first, take turns the next child, first horizontal, vertical or diagonal of 5 same-color pawn even into a row Winner.