#include <iostream>
using namespace std;
int main() {
int x ;
char y;
cin >> x >> y;
cout << x << endl << y;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKaW50IG1haW4oKSB7CglpbnQgeCA7CgljaGFyIHk7CiAgY2luID4+IHggPj4geTsKICAKICAgY291dCA8PCB4IDw8IGVuZGwgPDwgeTsKfQo=