#include <iostream>
using namespace std;
int main()
{
char *str="IITR";
for (int i=0; i<3; i++)
{
cout<<str+i;
cout<<*(str+i);
}
}
I2luY2x1ZGUgPGlvc3RyZWFtPgoKdXNpbmcgbmFtZXNwYWNlIHN0ZDsKCmludCBtYWluKCkKewogIGNoYXIgKnN0cj0iSUlUUiI7Cglmb3IgKGludCBpPTA7IGk8MzsgaSsrKQoJeyAKCQljb3V0PDxzdHIraTsKCQljb3V0PDwqKHN0citpKTsKCX0KfQ==