#include<iostream.h>
int a,b,c,d,i,m;
void main(){	
	for(m=1;;m++){
	cin>>a>>b>>c>>d;
	if(a==-1 && b==-1 && c==-1 && d==-1)break; 
	for(i=d+1;;i++)
		if((i-b)%28==0)break;
	for(;;i+=28)
		if((i-c)%33==0)break;

	for(;;i+=28*33)
		if((i-a)%23==0)break;
	int j=i-d;
	cout<<"Case "<<m<<": the next triple peak occurs in "<<j<<" days." ;
	}
}

• Re:presentation error,唉 (416) frkstyc 2006-02-26 22:14:00