中国剩余定理板子题，详情参见百度百科

//此处5544,14421,1288为预先求好的M/m[i]在m[i]意义下的逆元

#include
    
     #define MAX 21252using namespace std;int p,e,i,d,n,count;int main(){    while(~scanf("%d%d%d%d",&p,&e,&i,&d))    {    count++;    if(p==-1 && e==-1 && i==-1 && d==-1) break;    n=(5544*p+14421*e+1288*i-d)%MAX;    if (n<=0) n+=MAX;    printf("Case %d: the next triple peak occurs in %d days.\n",count,n);    }    return 0;}