Description Elina is reading a book written by Rujia Liu, which introduces a strange way to express non-negative integers. The way is described as following: Choose k different positive integers a1, a2, -, ak. For some non-negative m, divide it by ev…
题意:Elina看一本刘汝佳的书(O_O*),里面介绍了一种奇怪的方法表示一个非负整数 m .也就是有 k 对 ( ai , ri ) 可以这样表示--m%ai=ri.问 m 的最小值. 解法:拓展欧几里德求解同余方程组的最小非负整数解.(感觉挺不容易的......+_+@) 先看前2个关系式: m%a1=r1 和 m%a2=r2 → …
Strange Towers of Hanoi Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 3784 Accepted: 2376 Description Background Charlie Darkbrown sits in another one of those boring Computer Science lessons: At the moment the teacher just explains the…