oj.uz

Submission #673300

# Submission time Handle Problem Language Result Execution time Memory
673300 2022-12-20T06:20:16 Z Dan4Life Circle selection (APIO18_circle_selection) C++17
0 / 100
 3000 ms 20896 KB 
#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define int long long 
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) a.begin(),a.end()
using ll = long long;
const int maxn = (int)3e5+10;
const ll LINF = (ll)2e18;
struct circle{
	int x, y, r, i;
};

int n, elim[maxn];
vector<circle> v;

int dis(int i, int j){
	return (v[i].x-v[j].x)*(v[i].x-v[j].x)+(v[i].y-v[j].y)*(v[i].y-v[j].y);
}

bool intersects(int i, int j){
	return (v[i].r+v[j].r)*(v[i].r+v[j].r)>=dis(i,j);
}
int32_t main(){
	cin >> n; v.resize(n);
	for(int i = 0; i < n; i++){
		cin >> v[i].x >> v[i].y >> v[i].r; v[i].i=i; elim[v[i].i]=i;
	}
	sort(all(v), [&](circle a, circle b){
		if(a.r!=b.r) return a.r > b.r;
		return a.i < b.i;
	});
	for(int i = 0; i < n; i++){
		if(elim[v[i].i]!=v[i].i) continue;
		for(int j = i+1; j < n; j++)
			if(intersects(i,j)) elim[v[j].i]=v[i].i;
	}
	for(int i = 0; i < n; i++) cout << elim[i]+1 << " ";
}

Subtask #1
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 288 KB Output is correct
3 Correct 1 ms 304 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 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Incorrect 1 ms 212 KB Output isn't correct
9 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 324 ms 20896 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Execution timed out 3060 ms 6880 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 3040 ms 19920 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 212 KB Output is correct
2 Correct 0 ms 288 KB Output is correct
3 Correct 1 ms 304 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 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Incorrect 1 ms 212 KB Output isn't correct
9 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 288 KB Output is correct
3 Correct 1 ms 304 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 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Incorrect 1 ms 212 KB Output isn't correct
9 Halted 0 ms 0 KB -