#include <iostream>
using namespace std;
int main () {
int a = 10;
a *= 4;
cout << a;
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKIGludCBtYWluICgpIHsKIAlpbnQgYSA9IDEwOwogCQogCWEgKj0gNDsKIAkKIAljb3V0IDw8IGE7CiAJCiAJcmV0dXJuIDA7CiB9