- 2024-07-16CodeForces 1983A Array Divisibility
题目链接:CodeForces1983A【ArrayDivisibility】思路 按规律可得,当a[i]=i时满足题目要求。代码#include<functional>#include<iostream>#include<algorithm>#include<queue>#include<stdio.h>#include<string>#include<cstring
- 2023-05-08CodeForces - 597A Divisibility (模拟)
TimeLimit: 1000MS MemoryLimit: 262144KB 64bitIOFormat: %I64d&%I64uCodeForces-597ADivisibilitySubmit StatusDescriptionFindthenumberof k-divisiblenumbersonthesegment [a, b].Inotherwordsyouneedtofindthenumberofsuchintegerv
- 2022-11-06Codeforces-1753B Factorial Divisibility题解
Codeforces-1753BFactorialDivisibility参考:https://blog.csdn.net/qq_38236082/article/details/127500190题意:问$a_1!+a_2!+a_3!+...+a_n!$能否被$x!$整除。
- 2022-10-27D. Factorial Divisibility
D.FactorialDivisibilityYouaregivenaninteger$x$andanarrayofintegers$a_1,a_2,\dots,a_n$.Youhavetodetermineifthenumber$a_1!+a_2!+\dots+a
- 2022-10-25D. Factorial Divisibility
D.FactorialDivisibilitytimelimitpertest2secondsmemorylimitpertest256megabytesinputstandardinputoutputstandardoutputYouaregivenan
- 2022-10-24Codeforces Round #829 (Div. 2) D Factorial Divisibility
FactorialDivisibility模拟合....合成大西瓜?枚举每个阶乘因子,提取公因式之后有很多散着的\(1\),然后判断能不能合成当前倍数#include<iostream>#include<cstdio>#
- 2022-10-23Codeforces Round #829 (Div. 2) D. Factorial Divisibility(数学)
题目链接题目大意:\(~~\)给定n个正整数和一个数k,问这n个数的阶乘之和能不能被k的阶乘整除既:(a\(_{1}\)!+a\(_{2}\)!+a\(_{3}\)!+....+a\(_{n}\)!)\(~\)%\(~\)k!\(~\)==
- 2022-10-17Divisibility by 2^n
Problem-D-Codeforces题意:给定数列a1,a2,....an令ans=a1*a2*a2*....an每次可以选择一个i(只能选一次),使得ai=ai*i若操作后存在(2^n)|ans,输出最小的操作次数,否则输出-
- 2022-10-04洛谷 CF550C Divisibility by Eight(DP/数论)
遇事不决,小学数学。https://www.luogu.com.cn/problem/CF550C题目大意:给你一个位数不超过100的非负整数N(不含前导0)。你的任务是判断这个数字能否通过去掉其中