Codeforces Round #546 (Div. 2) C

Input Copy 3 3 1 2 3 4 5 6 7 8 9 1 4 7 2 5 6 3 8 9 Output Copy YES #include<bits/stdc++.h> using namespace std; vector<int> A[1010]; vector<int> B[1010]; int main() { int N, M; scanf("%d%d", &N, &M)

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