摘要:
"ZROI 960" 先说$\Theta(n^2)$暴力叭. 显然的想法就是枚举答案中相邻两个$1$之间的$0$的个数. 然后贪心匹配,注意判断最后一段是否满足限制. cpp include include include include include include include includ 阅读全文
posted @ 2019-09-17 18:33
Phecda
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摘要:
"CodeForces1209B" 水题,枚举就好了,我枚举到了129个周期. 别忘了一个灯如果亮了就会一直亮着除非到下次改变状态. cpp include include include include include include include include include include 阅读全文
posted @ 2019-09-17 18:28
Phecda
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