Submission #938326

# Submission time Handle Problem Language Result Execution time Memory
938326 2024-03-05T04:41:14 Z vjudge1 Sure Bet (CEOI17_sure) C++17
100 / 100
58 ms 2016 KB
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define all(x) x.begin(), x.end()
#define size(x) (int)x.size()

template<class S, class T>
bool chmin(S &a, const T &b) {
	return a > b ? (a = b) == b : false;
}
template<class S, class T>
bool chmax(S &a, const T &b) {
	return a < b ? (a = b) == b : false;
}

signed main() {
	cin.tie(nullptr)->sync_with_stdio(false);
	int n; cin >> n;
	vector<double> a(n), b(n);
	for (int i = 0; i < n; ++i) {
		cin >> a[i] >> b[i];
	}
	sort(all(a)), sort(all(b));
	double res = 0;
	double A = a.back() - 2, B = b.back() - 2;
	a.pop_back(), b.pop_back();
	chmax(res, min(A, B));
	while (!a.empty() && !b.empty()) {
		if (A < B) {
			A += a.back() - 1;
			B += -1;
			a.pop_back();
		} else {
			B += b.back() - 1;
			A += -1;
			b.pop_back();
		}
		chmax(res, min(A, B));
	}
	while (!a.empty()) {
		A += a.back() - 1;
		B += -1;
		a.pop_back();
		chmax(res, min(A, B));
	}
	while (!b.empty()) {
		B += b.back() - 1;
		A += -1;
		b.pop_back();
		chmax(res, min(A, B));
	}
	cout << fixed << setprecision(4) << res;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 56 ms 2012 KB Output is correct
18 Correct 55 ms 2016 KB Output is correct
19 Correct 57 ms 2012 KB Output is correct
20 Correct 55 ms 1884 KB Output is correct
21 Correct 58 ms 1880 KB Output is correct
22 Correct 55 ms 1880 KB Output is correct
23 Correct 56 ms 1884 KB Output is correct
24 Correct 55 ms 1884 KB Output is correct
25 Correct 57 ms 1880 KB Output is correct
26 Correct 57 ms 1880 KB Output is correct