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output standard output output A plane is flying at a constant height of hh meters above the ground surface. Let's consider that it is flying from the 阅读全文
posted @ 2019-03-19 19:54
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Quite often the jury of Saratov SU use the problem "Masquerade" in different practice sessions before the contest. This problem is quite easy — all yo 阅读全文
posted @ 2019-03-19 16:56
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There is a beautiful fence near Monocarp's house. The fence consists of nn planks numbered from left to right. The ii -th plank has color aiai . Monoc 阅读全文
posted @ 2019-03-19 16:45
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恢复内容开始 Monocarp has drawn a tree (an undirected connected acyclic graph) and then has given each vertex an index. All indices are distinct numbers fro 阅读全文
posted @ 2019-03-19 16:31
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