oj.uz

Submission #402091

# Submission time Handle Problem Language Result Execution time Memory
402091 2021-05-11T09:56:28 Z teehandsome Circle selection (APIO18_circle_selection) C++17
7 / 100
 3000 ms 1048580 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define endl '\n'
#define INF 1e9+7
#define all(x) x.begin(),x.end()
using namespace std;
using namespace __gnu_pbds;
using ll=long long;
using pii=pair<int,int>;
using ppi=pair<int,pii>;
using oset=tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update>;

template<typename T>
void _print(vector<T> x) {cerr<<"{"; for(auto e:x) cerr<<e<<","; cerr<<"}";}
void _print(pii x) {cerr<<"{"<<x.first<<","<<x.second<<"}";}
template<typename T>
void _print(T x) {cerr<<x;}

void dbg() {cerr<<endl;}
template<typename Head,typename... Tail>
void dbg(Head H,Tail... T) {
    _print(H);
    if(sizeof...(T)) cerr<<",";
    else cerr<<"\"]";
    dbg(T...);
}
#define debug(...) cerr<<"["<<#__VA_ARGS__<<"]:[\"",dbg(__VA_ARGS__)

//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

struct dt {
    ll x,y,r;
    int idx;
    bool intersect(const dt &aa) {
        return (x-aa.x)*(x-aa.x)+(y-aa.y)*(y-aa.y)<=(r+aa.r)*(r+aa.r);
    }
    bool operator<(const dt &aa) {
        return r<aa.r;
    }
};

bool operator>(const dt &aa,const dt &bb) {
        return aa.r>bb.r;
}

bool same[5010][5010];

int main () {
    ios::sync_with_stdio(false); cin.tie(0);
    int n; cin>>n;
    vector<dt> a(n);
    for(int i=0;i<n;i++) cin>>a[i].x>>a[i].y>>a[i].r,a[i].idx=i;
    sort(all(a),greater<dt>());
    vector<int> ans(n,-1);

    vector<int> inlist[n];
    for(int i=0;i<n;i++) {
        for(int j=i+1;j<n;j++) {
            if(a[i].intersect(a[j])) {
                inlist[i].push_back(j);
            }
        }
    }

    for(int i=0;i<n;i++) {
        int u=a[i].idx;
        if(ans[u]!=-1) continue;
        ans[u]=u;
        for(auto e:inlist[i]) {
            int v=a[e].idx;
            if(ans[v]!=-1) continue;
            ans[v]=u;
        }
    }
//    debug(ans);

    for(int i=0;i<n;i++) cout<<ans[i]+1<<" "; cout<<endl;
}

Compilation message

circle_selection.cpp: In function 'int main()':
circle_selection.cpp:78:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   78 |     for(int i=0;i<n;i++) cout<<ans[i]+1<<" "; cout<<endl;
      |     ^~~
circle_selection.cpp:78:47: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   78 |     for(int i=0;i<n;i++) cout<<ans[i]+1<<" "; cout<<endl;
      |                                               ^~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 320 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 284 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 316 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 7 ms 2380 KB Output is correct
17 Correct 6 ms 2176 KB Output is correct
18 Correct 5 ms 2764 KB Output is correct
19 Correct 92 ms 60404 KB Output is correct
20 Correct 95 ms 62196 KB Output is correct
21 Correct 119 ms 38388 KB Output is correct
22 Correct 46 ms 748 KB Output is correct
23 Correct 46 ms 752 KB Output is correct
24 Correct 46 ms 756 KB Output is correct
25 Correct 52 ms 740 KB Output is correct
26 Correct 51 ms 748 KB Output is correct

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Runtime error 2609 ms 1048576 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Execution timed out 3063 ms 8976 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3075 ms 25708 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 320 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 284 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 316 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 7 ms 2380 KB Output is correct
17 Correct 6 ms 2176 KB Output is correct
18 Correct 5 ms 2764 KB Output is correct
19 Correct 92 ms 60404 KB Output is correct
20 Correct 95 ms 62196 KB Output is correct
21 Correct 119 ms 38388 KB Output is correct
22 Correct 46 ms 748 KB Output is correct
23 Correct 46 ms 752 KB Output is correct
24 Correct 46 ms 756 KB Output is correct
25 Correct 52 ms 740 KB Output is correct
26 Correct 51 ms 748 KB Output is correct
27 Correct 453 ms 167656 KB Output is correct
28 Correct 376 ms 209036 KB Output is correct
29 Correct 394 ms 199364 KB Output is correct
30 Correct 175 ms 1184 KB Output is correct
31 Correct 174 ms 1172 KB Output is correct
32 Correct 174 ms 1176 KB Output is correct
33 Runtime error 1985 ms 1048580 KB Execution killed with signal 9
34 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 320 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 284 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 316 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 7 ms 2380 KB Output is correct
17 Correct 6 ms 2176 KB Output is correct
18 Correct 5 ms 2764 KB Output is correct
19 Correct 92 ms 60404 KB Output is correct
20 Correct 95 ms 62196 KB Output is correct
21 Correct 119 ms 38388 KB Output is correct
22 Correct 46 ms 748 KB Output is correct
23 Correct 46 ms 752 KB Output is correct
24 Correct 46 ms 756 KB Output is correct
25 Correct 52 ms 740 KB Output is correct
26 Correct 51 ms 748 KB Output is correct
27 Runtime error 2609 ms 1048576 KB Execution killed with signal 9
28 Halted 0 ms 0 KB -