#include <stdio.h>
#include <string.h>
int main()
{
char arr1[20],arr2[20];
int a = 0;
scanf("%s",arr1);
scanf("%s",arr2);
a=strcmp(arr1,arr2);
if(a==0) printf("same\n");
else printf("different\n");
}

#include <stdio.h>
#include <string.h>
int main()
{
char arr1[20],arr2[20];
int a = 0;
scanf("%s",arr1);
scanf("%s",arr2);
a=strcmp(arr1,arr2);
if(a==0) printf("same\n");
else printf("different\n");
}