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Submission #980773

# Submission time Handle Problem Language Result Execution time Memory
980773 2024-05-12T11:30:24 Z Unforgettablepl Circle selection (APIO18_circle_selection) C++17
7 / 100
 250 ms 217296 KB 
#include <bits/stdc++.h>
using namespace std;

#define int long long

vector<int> adj[5001];
pair<int,pair<int,int>> circles[5001];
int ans[5001];

bool check(int a,int b){
    return (circles[a].first+circles[b].first)*(circles[a].first+circles[b].first)>=(circles[a].second.first-circles[b].second.first)*(circles[a].second.first-circles[b].second.first)+(circles[a].second.second-circles[b].second.second)*(circles[a].second.second-circles[b].second.second);
}

int32_t main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int n;
    cin >> n;
    for(int i=1;i<=n;i++)cin>>circles[i].second.first>>circles[i].second.second>>circles[i].first;
    set<pair<int,int>> circle;
    for(int i=1;i<=n;i++){
        circle.insert({circles[i].first,-i});
        adj[i].emplace_back(i);
        for(int j=1;j<=n;j++){
            if(check(i,j))adj[i].emplace_back(j);
        }
    }
    auto remove = [&](int x,int p){
        if(circle.count({circles[x].first,-x})) {
            circle.erase({circles[x].first, -x});
            ans[x] = p;
        }
    };
    while(!circle.empty()){
        auto curr = *--circle.end();curr.second=-curr.second;
        for(int&i:adj[curr.second]){
            remove(i,curr.second);
        }
    }
    for(int i=1;i<=n;i++)cout<<ans[i]<<' ';
    cout << '\n';
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 0 ms 604 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 12 ms 8024 KB Output is correct
17 Correct 12 ms 7516 KB Output is correct
18 Correct 9 ms 8624 KB Output is correct
19 Correct 209 ms 211632 KB Output is correct
20 Correct 181 ms 217296 KB Output is correct
21 Correct 250 ms 137812 KB Output is correct
22 Correct 58 ms 1232 KB Output is correct
23 Correct 66 ms 1204 KB Output is correct
24 Correct 63 ms 1492 KB Output is correct
25 Correct 58 ms 1284 KB Output is correct
26 Correct 58 ms 1104 KB Output is correct

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 1368 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Runtime error 3 ms 1372 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Runtime error 5 ms 1372 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 0 ms 604 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 12 ms 8024 KB Output is correct
17 Correct 12 ms 7516 KB Output is correct
18 Correct 9 ms 8624 KB Output is correct
19 Correct 209 ms 211632 KB Output is correct
20 Correct 181 ms 217296 KB Output is correct
21 Correct 250 ms 137812 KB Output is correct
22 Correct 58 ms 1232 KB Output is correct
23 Correct 66 ms 1204 KB Output is correct
24 Correct 63 ms 1492 KB Output is correct
25 Correct 58 ms 1284 KB Output is correct
26 Correct 58 ms 1104 KB Output is correct
27 Runtime error 3 ms 1368 KB Execution killed with signal 11
28 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 0 ms 604 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 12 ms 8024 KB Output is correct
17 Correct 12 ms 7516 KB Output is correct
18 Correct 9 ms 8624 KB Output is correct
19 Correct 209 ms 211632 KB Output is correct
20 Correct 181 ms 217296 KB Output is correct
21 Correct 250 ms 137812 KB Output is correct
22 Correct 58 ms 1232 KB Output is correct
23 Correct 66 ms 1204 KB Output is correct
24 Correct 63 ms 1492 KB Output is correct
25 Correct 58 ms 1284 KB Output is correct
26 Correct 58 ms 1104 KB Output is correct
27 Runtime error 3 ms 1368 KB Execution killed with signal 11
28 Halted 0 ms 0 KB -