oj.uz

답안 #681492

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
681492 2023-01-13T07:32:22 Z vjudge1 Sure Bet (CEOI17_sure) C++14
100 / 100
 75 ms 3540 KB 
#include <bits/stdc++.h>
using namespace std;

#define F first
#define S second
#define pb push_back
#define all(a) a.begin(), a.end()

typedef long long ll;
typedef pair<int, int> ii;
typedef pair<double, double> pdd;

void print() {cerr << '\n';} template <typename T1, typename... T2>
void print(const T1 &a, const T2 &...b) { cerr << a << ' ', print(b...); }

const int N = 1e5 + 5;
const int mod = 1e9 + 7;

double a[N], b[N];
double res = 0;
int n;

void solve()
{
    cin >> n;
    for(int i = 1; i <= n; i++)
        cin >> a[i] >> b[i];
        
    sort(a + 1, a + 1 + n, greater<double>());
    sort(b + 1, b + 1 + n, greater<double>());
    
    int i = 0, j = 0;
    double sa = 0, sb = 0;
    while(true)
    {
        if(i > n && j > n) break;
        if(j > n)
            sa += a[++i];
        else if(i > n)
            sb += b[++j];
        else if(sa < sb)
            sa += a[++i];
        else
            sb += b[++j];
        res = max(res, min(sa, sb) - i - j);
    }
    cout << setprecision(4) << fixed << res;
}

signed main()
{
    cin.tie(0)->sync_with_stdio(0);
    int t = 1;
    // cin >> t;
    while(t--) solve();
    return 0;
}

Subtask #1
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct

Subtask #2
40.0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 2 ms 340 KB Output is correct

Subtask #3
40.0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 2 ms 340 KB Output is correct
17 Correct 71 ms 1904 KB Output is correct
18 Correct 70 ms 1868 KB Output is correct
19 Correct 66 ms 1740 KB Output is correct
20 Correct 68 ms 1784 KB Output is correct
21 Correct 72 ms 1816 KB Output is correct
22 Correct 72 ms 3136 KB Output is correct
23 Correct 73 ms 3208 KB Output is correct
24 Correct 75 ms 3244 KB Output is correct
25 Correct 70 ms 3208 KB Output is correct
26 Correct 72 ms 3540 KB Output is correct