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;
#define MAX_N 500
// modify the following functions
// you can define global variables and functions
int start(int N, bool A[MAX_N][MAX_N]) {
    int count=0;
    for(int i=0;i!=N;++i){
        for(int j=0;j!=N;++j){
            if(i==j)continue;
            if(!A[i][j])++count;
        }
    }
    assert(count==2*N-2);
    return 0;
}
int nextMove(int R) {
    return R;
}
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