#include<stdio.h>
int main()
{
	
	int n,m,wi,bi;
	scanf("%d",&n);
	scanf("%d",&m);
	int s1=0,s2=0;
	for(int i=1;i<=n;i++)
	{
		scanf("%d",&wi);
		scanf("%d",&bi);
		if(wi+bi!=m)
		{
			printf("Crash!");
			break;
		}
		if(wi>=bi)
			s1=s1+wi;
		
		else s2=s2+bi;
	}
	
	printf("%d %d",s1,s2);
	
	
	
	
	
	return 0;
}