제출 #1088514

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1088514		4QT0R	Sure Bet (CEOI17_sure)	C++17	100 / 100	63 ms	3764 KiB

sure

#include <bits/stdc++.h>
using namespace std;

vector<double> a;
vector<double> b;

int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);

	int n;
	cin >> n;
	a.resize(n);
	b.resize(n);
	for (int i = 0; i<n; i++)cin >> a[i] >> b[i];
	sort(a.begin(),a.end(),greater<double>());
	sort(b.begin(),b.end(),greater<double>());
	int x=0,y=0;
	double ans=0,sma=0,smb=0;
	while(min(x,y)<n){
		if (x<n && (sma<smb || y==n))sma+=a[x++];
		else smb+=b[y++];
		ans=max(ans,min(sma,smb)-(x+y));
	}
	cout << fixed << setprecision(4) << ans << '\n';
}

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