Submission #827281

#TimeUsernameProblemLanguageResultExecution timeMemory
827281BERNARB01Newspapers (CEOI21_newspapers)C++17
0 / 100
1 ms324 KiB
/** * author: BERNARD B.01 **/ #include <bits/stdc++.h> using namespace std; #ifdef B01 #include "deb.h" #else #define deb(...) #endif int main() { ios::sync_with_stdio(false); cin.tie(0); int n, m; cin >> n >> m; vector<vector<int>> g(n); for (int i = 0; i < m; i++) { int u, v; cin >> u >> v; --u; --v; g[u].push_back(v); g[v].push_back(u); } if (n == 1) { cout << "YES" << '\n'; cout << 1 << '\n'; cout << 1 << '\n'; } else if (n == 2) { cout << "YES" << '\n'; cout << 2 << '\n'; cout << 1 << " " << 1 << '\n'; } else if (n == 3) { cout << "YES" << '\n'; cout << 2 << '\n'; cout << 2 << " " << 2 << '\n'; } else { cout << "YES" << '\n'; cout << 5 * n << '\n'; for (int i = 0; i < 5 * n; i++) { cout << i + 1 << " \n"[i == 5 * n - 1]; } } return 0; }
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