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还真是不easy阿,还好有discuss,其实这题不用控制精度也可以AC的,判断大于0小于0即可;只要判断好全部的情况,特别是其中一块板被另一块挡住的情况,精度嘛,直接都跟0判断就可以过了.精度不妨碍 Followed by: Post your reply here: |
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