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#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define _ __builtin_clzll
#define __ cout
#define ___ cin
#define ____ endl
#define _____ ll
#define ______ if
#define _______ else
#define ________ <<
#define _________ >>
#define __________ n
#define ___________ k
#define ____________ ==
#define _____________  ( 
#define ______________ )
#define HELLO_MORON 64


int main _____________  ______________ {
    _____ __________, ___________;
    ___ _________ __________ _________ ___________;
    ______ _____________ ___________ ____________ 1 ______________  __ ________ __________ ________ ____;
    _______ __ ________  _____________  _____________ _____ ______________ 1 ________  _____________ HELLO_MORON - _ _____________ __________ ______________  ______________  ______________  - 1 ________ ____;
}