This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
int main(){
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int n,k;
    cin>>n>>k;
    cout<<"1\nA=1<<3\n";
    // cout<<n-1<<'\n';
    // for(int i = 1;i<n;i++){
    //     cout<<"A=((A&(1<<"<<i<<"))>>"<<i<<")+(A^(A&"<<"(1<<"<<i<<")))\n";
    // }
    // for(int j = 0;j<(1<<n);j++){
    //     int A = j;
    //     for(int i = 1;i<n;i++){
    //         A=((A&(1<<i))>>i)+(A^(A&(1<<i)));
    //     }
    //     assert(A == __builtin_popcount(j));
    // }
}
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