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답안 #321848

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
321848 2020-11-13T12:49:52 Z Karen124 Sure Bet (CEOI17_sure) C++14
0 / 100
 0 ms 364 KB 
#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 = -2.0 * N;
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); sort(b + 1, b + n + 1);
    reverse(a + 1, a + 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
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 364 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 364 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 364 KB Output isn't correct
2 Halted 0 ms 0 KB -