Submission #879267

#	Time	Username	Problem	Language	Result	Execution time	Memory
879267		vjudge1	Sure Bet (CEOI17_sure)	C++17	0 / 100	0 ms	348 KiB

sure

#include <bits/stdc++.h>

using namespace std;

using ld = double;

int main() {
	ios_base::sync_with_stdio(0), cin.tie(0);
	int n;
	cin >> n; vector<double>a(n + 1), b(n + 1);
	for (int i = 1 ; i <= n ; ++ i) cin >> a[i];
	for (int i = 1 ; i <= n ; ++ i) cin >> b[i];
	sort(a.rbegin(), a.rend());
	sort(b.rbegin(), b.rend());
	for (int i = 1 ; i <= n ; ++ i) a[i] += a[i - 1], b[i] += b[i - 1];
	ld ans = 0;
	for (int i = 1 ; i <= n ; ++ i) {
		for (int j = 1 ; j <= n ; ++ j) {
			ld cur = min(a[i], b[j]) - (i + j);
			ans = max(ans, cur);
		}
	}
	cout << fixed << setprecision(4);
	cout << ans;
}

• Subtask 1: 0 / 20
• Subtask 2: 0 / 40
• Subtask 3: 0 / 40