제출 #1017753

#제출 시각아이디문제언어결과실행 시간메모리
1017753vjudge1Lampice (COCI21_lampice)C++17
50 / 50
1 ms436 KiB
#include <iostream> #include <vector> using namespace std; int main() { int n, k; cin >> n >> k; vector<int> a(n); for (int i = 0; i < n; i++) { cin >> a[i]; } for (int m = 1; m * k <= n; m++) { for (int s = 0; s + m * k <= n; s++) { bool flag = true; for (int i = 0; i < m * k; i++) { if (a[s + i] != a[s + (i % m)]) { flag = false; break; } } if (flag) { cout << m << endl; for (int i = 0; i < m; i++) { if (i > 0) cout << " "; cout << a[s + i]; } cout << endl; return 0; } } } cout << -1 << endl; return 0; }
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