#include <iostream>
using namespace std;
int main() {
int start = 0;
int end = 2;
int ret1 = 0;
int mid = start + (end-start)/2;
ret1 = mid;
cout << ret1 << endl;
ret1 = 0;
return ret1;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwppbnQgbWFpbigpIHsKCglpbnQgc3RhcnQgPSAwOwoJaW50IGVuZCA9IDI7CglpbnQgcmV0MSA9IDA7CglpbnQgbWlkID0gc3RhcnQgKyAoZW5kLXN0YXJ0KS8yOwoJcmV0MSA9IG1pZDsKCgljb3V0IDw8IHJldDEgPDwgZW5kbDsKCXJldDEgPSAwOwoJcmV0dXJuIHJldDE7Cgp9Cg==