bool CRT(int a1,int m1,int a2,int m2,int &a,int &m) {
int x,y;
int d = exgcd(m1,m2,x,y);
int z = a2-a1;
if(z%d) return 0;
x = (int)(1LL*x*(z/d)%(m2/d));
m=int(1LL*m1*m2/d);
a = int((1LL*a1+1LL*x*m1%m+m)%m);
return 1;
}
原文地址:https://www.cnblogs.com/Syameimaru/p/11048737.html
时间: 2024-11-06 07:08:10