oj.uz

Submission #676635

# Submission time Handle Problem Language Result Execution time Memory
676635 2022-12-31T14:02:06 Z owoovo Let's Win the Election (JOI22_ho_t3) C++14
10 / 100
 4 ms 340 KB 
#include<bits/stdc++.h>
#define ld double
#define ll long long
using namespace std;
multiset<pair<int,int>> a,b,c;
ld ans=1000000;
int main(){
    ll n,k,kk;
    cin>>n>>k;
    for(ll i=0;i<n;i++){
        int x,y;
        cin>>x>>y;
        a.insert(make_pair(x,y));
        if(y!=-1){
            b.insert(make_pair(y,x));
            kk++;
        }
    }
    for(ll i=0;;i++){
        ld nowans=0;
        ld nowc=1;
        for(auto r:c){
            nowans+=ld(r.first)/nowc;
            nowc++;
        }
        multiset<pair<int,int>>::iterator s=a.begin();
        for(int j=i+1;j<=k;j++){
            pair<int,int> u=*s;
            nowans+=ld(u.first)/nowc;
            if(u.first==u.second)nowc++;
            s++;
        }
        ans=min(ans,nowans);
        if(b.size()==0){
            break;
        }else{
            c.insert(*b.begin());
            a.erase(a.find(make_pair((*b.begin()).second,(*b.begin()).first)));
            b.erase(b.begin());
        }
    }
    cout<<ans<<"\n";
    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 304 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 304 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 2 ms 220 KB Output is correct
13 Correct 1 ms 300 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 2 ms 340 KB Output is correct
16 Correct 2 ms 212 KB Output is correct
17 Correct 1 ms 300 KB Output is correct
18 Correct 3 ms 340 KB Output is correct
19 Correct 2 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 304 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 300 KB Output is correct
9 Incorrect 1 ms 212 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #4
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 304 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 300 KB Output is correct
9 Incorrect 1 ms 212 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 304 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 300 KB Output is correct
9 Incorrect 1 ms 212 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #6
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 304 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 2 ms 220 KB Output is correct
13 Correct 1 ms 300 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 2 ms 340 KB Output is correct
16 Correct 2 ms 212 KB Output is correct
17 Correct 1 ms 300 KB Output is correct
18 Correct 3 ms 340 KB Output is correct
19 Correct 2 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 304 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 304 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 300 KB Output is correct
29 Incorrect 1 ms 212 KB Output isn't correct
30 Halted 0 ms 0 KB -