team39的博客

除法的可除尽：结论得自：https://blog.youkuaiyun.com/u014193247/article/details/249359011）对于两个互质的正整数（A，B），如果B含有除2，5以外的素因子，则A/B是不可以除尽的。2）对于两个不互质的正整数，gcd（A，B）约分成互质。小数循环：1）模拟除法，余数自乘10，再除以除数。2）判断循环节。只有商和余数同时出现在同一位置时，才是循环节。#...

ConvexTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 1497    Accepted Submission(s): 996Problem Description We have a special convex that all p...

C - Talented ChefAs we all know, Coach Gao is a talented chef, because he is able to cook M dishes in the same time. Tonight he is going to have a hearty dinner with his girlfriend at his home. Of cou...

  1505-咋暴力啊   题目描述: 给出一行n个整数，第i个整数为A[i]，求（A[i] - A[j]）/ (i-j) 最大 2 <= n <= 10000，-10^9 <= A[i] <= 10^9     输入描述: 数据有多组（不超过100组） 每组第一行给出一个整数n 接下来一行n个整数之间用空格隔开 输出描述: 每组数据输出一个浮点数保...

Halloween treats  Every year there is the same problem at Halloween: Each neighbour is only willing to give a certain total number of sweets on that day, no matter how many children call on him, so i...