oj.uz

Submission #252368

# Submission time Handle Problem Language Result Execution time Memory
252368 2020-07-25T11:40:28 Z shayan_p Circle selection (APIO18_circle_selection) C++17
7 / 100
 3000 ms 15096 KB 
// And you curse yourself for things you never done

#include<bits/stdc++.h>

#define F first
#define S second
#define PB push_back
#define sz(s) int((s).size())
#define bit(n,k) (((n)>>(k))&1)

using namespace std;

typedef long long ll;
typedef pair<int,int> pii;

const int maxn = 3e5 + 10, mod = 1e9 + 7, inf = 1e9 + 10;

pair<pii, int> p[maxn];
int arr[maxn];

pii operator - (pii a, pii b){
    return {a.F - b.F, a.S - b.S};
}
pii operator + (pii a, pii b){
    return {a.F + b.F, a.S + b.S};
}
ll operator ^ (pii a, pii b){
    return 1ll * a.F * b.F + 1ll * a.S * b.S;
}

bool ok(int i, int j){
    return 1ll * (p[j].S + p[i].S) * (p[j].S + p[i].S) >= ((p[i].F - p[j].F) ^ (p[i].F - p[j].F));
}

int ans[maxn];

int main(){
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie();

    int n;
    cin >> n;
    for(int i = 0; i < n; i++){
	cin >> p[i].F.F >> p[i].F.S >> p[i].S;
	arr[i] = i;
    }
    sort(arr, arr + n, [](int i, int j){ return (p[i].S == p[j].S ? i > j : p[i].S < p[j].S); } );
    for(int i = n-1; i >= 0; i--){
	if(ans[ arr[i] ] == 0){
	    for(int j = i; j >= 0; j--){
		if(ans[ arr[j] ] == 0 && ok(arr[i], arr[j]))
		    ans[ arr[j] ] = arr[i] + 1;
	    }
	}
    }
    for(int i = 0; i < n; i++){
	cout << ans[i] << " ";
    }
    return cout << endl, 0;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 0 ms 384 KB Output is correct
14 Correct 0 ms 384 KB Output is correct
15 Correct 0 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 4 ms 640 KB Output is correct
20 Correct 4 ms 640 KB Output is correct
21 Correct 4 ms 640 KB Output is correct
22 Correct 46 ms 760 KB Output is correct
23 Correct 46 ms 636 KB Output is correct
24 Correct 45 ms 640 KB Output is correct
25 Correct 59 ms 640 KB Output is correct
26 Correct 49 ms 640 KB Output is correct

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 186 ms 8312 KB Output is correct
2 Correct 198 ms 15068 KB Output is correct
3 Correct 174 ms 14712 KB Output is correct
4 Correct 171 ms 15096 KB Output is correct
5 Execution timed out 3015 ms 10872 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Execution timed out 3069 ms 2424 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 3081 ms 5220 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 0 ms 384 KB Output is correct
14 Correct 0 ms 384 KB Output is correct
15 Correct 0 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 4 ms 640 KB Output is correct
20 Correct 4 ms 640 KB Output is correct
21 Correct 4 ms 640 KB Output is correct
22 Correct 46 ms 760 KB Output is correct
23 Correct 46 ms 636 KB Output is correct
24 Correct 45 ms 640 KB Output is correct
25 Correct 59 ms 640 KB Output is correct
26 Correct 49 ms 640 KB Output is correct
27 Correct 7 ms 1024 KB Output is correct
28 Correct 7 ms 896 KB Output is correct
29 Correct 6 ms 896 KB Output is correct
30 Correct 183 ms 888 KB Output is correct
31 Correct 178 ms 888 KB Output is correct
32 Correct 179 ms 888 KB Output is correct
33 Correct 66 ms 6008 KB Output is correct
34 Correct 68 ms 6008 KB Output is correct
35 Correct 68 ms 5880 KB Output is correct
36 Execution timed out 3099 ms 4856 KB Time limit exceeded
37 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 0 ms 384 KB Output is correct
14 Correct 0 ms 384 KB Output is correct
15 Correct 0 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 4 ms 640 KB Output is correct
20 Correct 4 ms 640 KB Output is correct
21 Correct 4 ms 640 KB Output is correct
22 Correct 46 ms 760 KB Output is correct
23 Correct 46 ms 636 KB Output is correct
24 Correct 45 ms 640 KB Output is correct
25 Correct 59 ms 640 KB Output is correct
26 Correct 49 ms 640 KB Output is correct
27 Correct 186 ms 8312 KB Output is correct
28 Correct 198 ms 15068 KB Output is correct
29 Correct 174 ms 14712 KB Output is correct
30 Correct 171 ms 15096 KB Output is correct
31 Execution timed out 3015 ms 10872 KB Time limit exceeded
32 Halted 0 ms 0 KB -