제출 #1308949

#제출 시각아이디문제언어결과실행 시간메모리
1308949lyra_g13Lasers (NOI19_lasers)C++20
0 / 100
1 ms572 KiB
#include <bits/stdc++.h> using ll = long long; using namespace std; int main() { std::ios_base::sync_with_stdio(false); std::cin.tie(nullptr); ll l, r; cin >> l >> r; for (int i = 0; i < r; i++) { ll x; cin >> x; if (r == 1 and x == 1) { ll a; cin >> a; if (a == l) { cout << a << "\n"; } else { cout << 0 << "\n"; } return 0; } } }
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