답안 #463459

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
463459	2021-08-11T07:48:08 Z	vanic	Sure Bet (CEOI17_sure)	C++14	100 / 100	120 ms	3524 KB

sure

#include <iostream>
#include <cstdio>
#include <cmath>
#include <algorithm>
#include <vector>
#include <iomanip>

using namespace std;

const int maxn=1e5+5;

double a[maxn], b[maxn];

bool cmp(double x, double y){
	return x>y;
}

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);
	cout << fixed;
	cout << setprecision(4);
	int n;
	cin >> n;
	for(int i=0; i<n; i++){
		cin >> a[i] >> b[i];
	}
	sort(a, a+n, cmp);
	sort(b, b+n, cmp);
	int ind1=0, ind2=0;
	double p1=0, p2=0;
	double maksi=0;
	while(true){
		p1--;
		p2--;
		if(p1<p2){
			if(ind1==n){
				break;
			}
			p1+=a[ind1];
			ind1++;
		}
		else{
			if(ind2==n){
				break;
			}
			p2+=b[ind2];
			ind2++;
		}
//		cout << p1 << ' ' << p2 << endl;
		maksi=max(maksi, min(p1, p2));
	}
	cout << maksi << '\n';
	return 0;
}

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	320 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct

Subtask #2

40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	320 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	1 ms	332 KB	Output is correct
15	Correct	2 ms	356 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct

Subtask #3

40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	320 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	1 ms	332 KB	Output is correct
15	Correct	2 ms	356 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	94 ms	3228 KB	Output is correct
18	Correct	92 ms	3216 KB	Output is correct
19	Correct	108 ms	3232 KB	Output is correct
20	Correct	90 ms	3188 KB	Output is correct
21	Correct	120 ms	3524 KB	Output is correct
22	Correct	92 ms	3232 KB	Output is correct
23	Correct	92 ms	3232 KB	Output is correct
24	Correct	101 ms	3200 KB	Output is correct
25	Correct	91 ms	3120 KB	Output is correct
26	Correct	98 ms	3512 KB	Output is correct