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[POJ1050]To the Max 试题描述 Given a two-dimensional array of positive and negative integers, a sub-rectangle is any contiguous sub-array of size 1*1 or g 阅读全文
posted @ 2016-08-28 14:19
xjr01
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[codeforces 509]C. Sums of Digits 试题描述 Vasya had a strictly increasing sequence of positive integers a1, ..., an. Vasya used it to build a new sequenc 阅读全文
posted @ 2016-08-28 13:10
xjr01
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[codeforces 516]A. Drazil and Factorial 试题描述 Drazil is playing a math game with Varda. Let's define for positive integer x as a product of factorials 阅读全文
posted @ 2016-08-28 13:03
xjr01
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[codeforces 241]C. Mirror Box 试题描述 Mirror Box is a name of a popular game in the Iranian National Amusement Park (INAP). There is a wooden box, 105 cm 阅读全文
posted @ 2016-08-28 12:43
xjr01
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[codeforces 241]A. Old Peykan 试题描述 There are n cities in the country where the Old Peykan lives. These cities are located on a straight line, we'll de 阅读全文
posted @ 2016-08-28 12:32
xjr01
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