답안 #321851

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
321851	2020-11-13T12:52:34 Z	Karen124	Sure Bet (CEOI17_sure)	C++14	60 / 100	2000 ms	3308 KB

sure

#pragma GCC optimize("O2")
#pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
     
using namespace std;
     
#define ll long long int 
#define F first
#define S second
#define pb push_back
 
const ll N = 1e5 + 10;
const ll LOG = 20;
const ll MOD = 1e9 + 7;
const ll INF = 1e9 + 10;
int n;
double a[N], b[N], ans = 0;
int main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin >> n;
    for(int i = 1; i <= n; i++){
		cin >> a[i] >> b[i];
		a[i] -= 1.0; b[i] -= 1.0;
	}
    sort(a + 1, a + n + 1);
    reverse(a + 1, a + n + 1);
	sort(b + 1, b + n + 1);
	reverse(b + 1, b + n + 1);
    for(int i = 1; i <= n; i++){
		a[i] += a[i - 1];
		b[i] += b[i - 1];
	}
    for (int i = 1; i <= n; i++){
        for (int j = 1; j <= n; j++){
            ans = max(ans, min(a[i] - (double)j, b[j] - (double)i));
        }
    }
    cout << fixed << setprecision(4) << ans << '\n';
    return 0;
}

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct

Subtask #2

40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	3 ms	384 KB	Output is correct
13	Correct	2 ms	364 KB	Output is correct
14	Correct	3 ms	364 KB	Output is correct
15	Correct	2 ms	364 KB	Output is correct
16	Correct	3 ms	364 KB	Output is correct

Subtask #3

0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	3 ms	384 KB	Output is correct
13	Correct	2 ms	364 KB	Output is correct
14	Correct	3 ms	364 KB	Output is correct
15	Correct	2 ms	364 KB	Output is correct
16	Correct	3 ms	364 KB	Output is correct
17	Execution timed out	2094 ms	3308 KB	Time limit exceeded
18	Halted	0 ms	0 KB	-