> #include <iostream.h>
> void main()
> {
> 	int p,e,i,d,j,day,k=0;
> 	cin>>p>>e>>i>>d;	 
> 	while ( p!=-1 || e!=-1 || i!=-1 || d!=-1)
> 	{
> 		k++;
> 		for (j=1;;j++)
> 		{
> 			if ( (j-p)%23==0 && (j-e)%28==0 && (j-i) % 33==0)
> 			{
> 				day=j-d;
> 				break;
> 			}		
> 		}		
> 		cout<<"Case "<<k<<": the next triple peak occurs in "<<day<<" days.";
> 		cin>>p>>e>>i>>d;
> 	}
> }
> 提交了2次，用题目给的标准输入测试，可以得到题目的标准输出。但提交后就是wrong answer!