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Description One cow from each of N farms (1 ≤ N ≤ 1000) conveniently numbered 1..N is going to attend the big cow party to be held at farm #X (1 ≤ X ≤ 阅读全文
posted @ 2017-07-26 17:29
爱国呐
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Description While exploring his many farms, Farmer John has discovered a number of amazing wormholes. A wormhole is very peculiar because it is a one- 阅读全文
posted @ 2017-07-26 16:59
爱国呐
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Description There are N beads which of the same shape and size, but with different weights. N is an odd number and the beads are labeled as 1, 2, ..., 阅读全文
posted @ 2017-07-26 16:49
爱国呐
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Description N (1 ≤ N ≤ 100) cows, conveniently numbered 1..N, are participating in a programming contest. As we all know, some cows code better than o 阅读全文
posted @ 2017-07-26 16:40
爱国呐
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