| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1283077 | Jawad_Akbar_JJ | Sure Bet (CEOI17_sure) | C++17 | 86 ms | 1980 KiB |
#include <iostream>
#include <algorithm>
using namespace std;
double a[1<<17], b[1<<17], M1, M2, s1, s2, Ans;
int main(){
int n;
cin>>n;
for (int i=1;i<=n;i++)
cin>>a[i]>>b[i];
sort(a + 1, a + n + 1);
sort(b + 1, b + n + 1);
int i1 = n, i2 = n;
while (i1 + i2){
if (!!i1 and s1 <= s2)
s1 += a[i1--];
else if (!!i2)
s2 += b[i2--];
else
i1 = i2 = 0;
Ans = max(Ans, min(s1, s2) - (n + n - i1 - i2));
}
printf("%.4lf\n", Ans);
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