제출 #1213986

#제출 시각아이디문제언어결과실행 시간메모리
1213986stefanneaguPortal (BOI24_portal)C++20
1 / 100
19 ms328 KiB
#include <bits/stdc++.h> #define int long long using namespace std; const int inf = 1e18; int32_t main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr); map<int, int> o, v; int n; cin >> n; if (n == 2) { cout << -1; return 0; } for (int i = 1; i <= n; i++) { int a, b; cin >> a >> b; o[a], v[b]; } int mo = -inf, mv = -inf; int ult = inf; if (o.size() == 1 || v.size() == 1) { cout << -1; return 0; } for (auto [a, pula] : o) { mo = max(mo, a - ult); ult = a; } ult = inf; for (auto [a, pula] : o) { mv = max(mv, a - ult); ult = a; } cout << mo * mv; return 0; }
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