这俩check有什么不同呢

P3853 [TJOI2007] 路标设置

对了,上面哪个也加了 if (count < 0) break; 忘了打了
by DUAN19935268512 @ 2023-10-19 23:36:01


没事了,我是nt
by DUAN19935268512 @ 2023-10-20 00:08:25


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