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[TC_SRM_460]TheCitiesAndRoadsDivOne 试题描述 John and Brus have become very famous people all over the world, especially in Bolivia. Once they decided to 阅读全文
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[ZZOJ 31]类欧几里得 试题描述 这是一道模板题。 给出 $a, b, c, n$，请你求出 $\sum_{x=0}^n{\lfloor \frac{a \cdot x + b}{c} \rfloor}$ 输入 一行四个正整数 $a, b, c, n$。 输出 一个整数表示答案。 输入示例1 阅读全文
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[URAL1519]Formula 1 试题描述 Regardless of the fact, that Vologda could not get rights to hold the Winter Olympic games of 20 , it is well known, that the 阅读全文