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Submission #468694

# Submission time Handle Problem Language Result Execution time Memory
468694 2021-08-29T11:30:19 Z Redmoonautumn Sure Bet (CEOI17_sure) C++17
20 / 100
 63 ms 284 KB 
#include <bits/stdc++.h>
using namespace std;

#define int int64_t

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    
    int n;
    cin>>n;
    vector<double> a(n);
    vector<double> b(n);

    for(int i=0;i<n;i++){
        cin>>a[i]>>b[i];
    }

    double win=0;
    for(int i=0;i<(1<<n);i++){
        for(int j=0;j<(1<<n);j++){
            double anz=0;
            double wina=0;
            double winb=0;
            for(int k=0;k<n;k++){
                if(i&(1<<k)){
                    anz++;
                    wina+=a[k];
                }
                if(j&(1<<k)){
                    anz++;
                    winb+=b[k];
                }
            }
            double winnow=min(wina-anz, winb-anz);
            win=max(win,winnow);
        }
    }
    printf("%.4lf",(double)win);

}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 59 ms 204 KB Output is correct
4 Correct 57 ms 284 KB Output is correct
5 Correct 56 ms 204 KB Output is correct
6 Correct 63 ms 204 KB Output is correct

Subtask #2
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 59 ms 204 KB Output is correct
4 Correct 57 ms 284 KB Output is correct
5 Correct 56 ms 204 KB Output is correct
6 Correct 63 ms 204 KB Output is correct
7 Incorrect 1 ms 204 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #3
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 59 ms 204 KB Output is correct
4 Correct 57 ms 284 KB Output is correct
5 Correct 56 ms 204 KB Output is correct
6 Correct 63 ms 204 KB Output is correct
7 Incorrect 1 ms 204 KB Output isn't correct
8 Halted 0 ms 0 KB -