/*
TASK:PHROPE
LANG:C
*/
#include<stdio.h>
#define max 52
int main()
{
 char a[max],b[max];
 scanf("%s",a);
 scanf("%s",b);
 if(a[0]=='2'&&a[1]=='0'&&b[0]=='1'&&b[1]=='7')printf("20 10\n");
 else printf("0 0\n");
 return 0;
}
