思路:先解决小午能否救出小枫。
若无法救出则:
A.小午能独自到达终点,输出"sorry"
B.小午不能独自到达终点,输出“NO”
若能救出:则判断小午和小枫能否一起到达终点:
A.能一起到达终点,输出“we were here together”
B.不能一起到达终点,输出“NO”
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以下是代码实现:
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然后就这么结束了