제출 #447441

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
447441		fuad27	Sure Bet (CEOI17_sure)	C++14	0 / 100	1 ms	204 KiB

sure

#include<bits/stdc++.h>
using namespace std;
int main () {
	int n, A = 0, B = 0;cin>>n;
	long double ans = 0.0, sumA = 0.0, sumB = 0.0;
	long double a[n], b[n];
	for(int i = 0;i<n;i++){
		cin>>a[i]>>b[i];
	}
	sort(a, a+n, greater<long double> ());sort(b, b+n, greater<long double> ());
	while(A < n and B < n)
	{
		if(sumA <= sumB) {
			sumA += a[A++];
		}
		else {
			sumB += b[B++];
		}
		ans = max(ans, min(sumA, sumB)	- (long double)(A) - (long double)(B));
	}
	printf("%.4lf",(double)ans);
}

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