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Tree Ming and Hong are playing a simple game called nim game. They have nn piles of stones numbered 11 to nn ,the ii-th pile of stones has a_iai ston 阅读全文
posted @ 2019-08-01 16:56
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Angel's Journey “Miyane!” This day Hana asks Miyako for help again. Hana plays the part of angel on the stage show of the cultural festival, and she i 阅读全文
posted @ 2019-08-01 16:13
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Tasks It's too late now, but you still have too much work to do. There are nn tasks on your list. The ii-th task costs you t_itiseconds. You want to 阅读全文
posted @ 2019-08-01 16:08
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POJ 1741. Tree Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 34141 Accepted: 11420 Description Give a tree with n vertices,each edge has 阅读全文
posted @ 2019-08-01 16:03
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