http://acm.hdu.edu.cn/showproblem.php?pid=1573 X问题 Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4439 Accepted Submission(s): 1435 Problem Description 求在小于等于N的正整数中有多少个X满足:X mod a[0] = b[0],…
Lucky7 题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=5768 Description When ?? was born, seven crows flew in and stopped beside him. In its childhood, ?? had been unfortunately fall into the sea. While it was dying, seven dolphins arched its body an…
Hello Kiki Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1943 Accepted Submission(s): 693 Problem Description One day I was shopping in the supermarket. There was a cashier counting coins s…
X问题 Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 8354 Accepted Submission(s): 3031 Problem Description 求在小于等于N的正整数中有多少个X满足:X mod a[0] = b[0], X mod a[1] = b[1], X mod a[2] = b[2], -, X mo…
HDU 1573 X问题 Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4857 Accepted Submission(s): 1611 Problem Description 求在小于等于N的正整数中有多少个X满足:X mod a[0] = b[0], X mod a[1] = b[1], X mod a[2] = b[2],…
扩展中国剩余定理的板子,合并完之后算一下范围内能取几个值即可(记得去掉0) #include<iostream> #include<cstdio> #include<cmath> using namespace std; const int N=15; int T,n,m; long long a[N],b[N],A,B,x,y,d; bool fl; void exgcd(long long a,long long b,long long &d,long lo…