Submission #681490

# Submission time Handle Problem Language Result Execution time Memory
681490 2023-01-13T07:25:59 Z vjudge1 Sure Bet (CEOI17_sure) C++14
60 / 100
72 ms 3564 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;
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;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 324 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 324 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 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 1 ms 340 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 324 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 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 1 ms 340 KB Output is correct
17 Correct 70 ms 3216 KB Output is correct
18 Correct 72 ms 3236 KB Output is correct
19 Correct 70 ms 3148 KB Output is correct
20 Correct 69 ms 3232 KB Output is correct
21 Incorrect 72 ms 3564 KB Output isn't correct
22 Halted 0 ms 0 KB -