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Submission #561197

# Submission time Handle Problem Language Result Execution time Memory
561197 2022-05-12T13:01:36 Z NintsiChkhaidze Sure Bet (CEOI17_sure) C++14
60 / 100
 2000 ms 4692 KB 
#include <bits/stdc++.h>
#define pb push_back
#define ll long long
#define s second
#define f first
#define left (h<<1),l,(l+r)>>1
#define right ((h<<1)|1),((l+r)>>1) + 1,r
using namespace std;
 
const int N = 100005;
double a[N],b[N],A[N],B[N];

signed main (){
    ios_base::sync_with_stdio(0),cin.tie(NULL),cout.tie(NULL);
    int n;
    cin>>n;
    
    for (int i = 1; i <= n; i++)
        cin>>a[i]>>b[i];
    sort(a+1,a+n+1);
    sort(b+1,b+n+1);
    
    for (int i = n; i >= 1; i--){
        A[i] = A[i + 1] + a[i];
        B[i] = B[i + 1] + b[i];
    }
    double ans = 0.0;
    for (int i = n+1; i >= 1; i--){
        for (int j = n+1; j >= 1; j--){
            double tot = 2*n - i - j + 2;
            double mx = min(A[i],B[j]) - tot;
            if (mx > ans) ans=mx;
        }
    }
    printf("%.4f",ans);
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 340 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 2 ms 344 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
14 Correct 3 ms 340 KB Output is correct
15 Correct 3 ms 340 KB Output is correct
16 Correct 2 ms 340 KB Output is correct

Subtask #3
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 2 ms 344 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
14 Correct 3 ms 340 KB Output is correct
15 Correct 3 ms 340 KB Output is correct
16 Correct 2 ms 340 KB Output is correct
17 Execution timed out 2086 ms 4692 KB Time limit exceeded
18 Halted 0 ms 0 KB -