#include <bits/stdc++.h>
#define FOR(i, x, y) for (int i = x; i < y; i++)
typedef long long ll;
using namespace std;
struct Point {
ll x, y;
} A, B;
inline bool ccw(Point X, Point Y, Point Z) {
return (X.x - Y.x) * (Z.y - Y.y) <= (X.y - Y.y) * (Z.x - Y.x);
}
vector<Point> by_tribe[30000];
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
int n, m;
cin >> n >> m;
FOR(i, 0, n) {
Point p;
int tribe;
cin >> p.x >> p.y >> tribe;
by_tribe[tribe - 1].push_back(p);
}
cin >> A.x >> A.y >> B.x >> B.y;
int q;
cin >> q;
while (q--) {
int x, y;
cin >> x >> y;
int ans = 0;
for (Point i : by_tribe[x - 1]) for (Point j : by_tribe[y - 1]) {
if (ccw(i, A, B)) ans += (ccw(i, A, j) && ccw(j, B, i));
else ans += (ccw(j, A, i) && ccw(i, B, j));
}
cout << ans << '\n';
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
15 ms |
1152 KB |
Output is correct |
| 2 |
Correct |
24 ms |
1152 KB |
Output is correct |
| 3 |
Correct |
30 ms |
1152 KB |
Output is correct |
| 4 |
Correct |
40 ms |
1280 KB |
Output is correct |
| 5 |
Correct |
33 ms |
1280 KB |
Output is correct |
| 6 |
Correct |
7 ms |
1152 KB |
Output is correct |
| 7 |
Correct |
7 ms |
1152 KB |
Output is correct |
| 8 |
Correct |
11 ms |
1152 KB |
Output is correct |
| 9 |
Correct |
10 ms |
1152 KB |
Output is correct |
| 10 |
Correct |
11 ms |
1152 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1004 ms |
1712 KB |
Output is correct |
| 2 |
Correct |
1768 ms |
1736 KB |
Output is correct |
| 3 |
Correct |
53 ms |
1920 KB |
Output is correct |
| 4 |
Correct |
19 ms |
1792 KB |
Output is correct |
| 5 |
Correct |
20 ms |
1920 KB |
Output is correct |
| 6 |
Correct |
997 ms |
1912 KB |
Output is correct |
| 7 |
Correct |
955 ms |
1788 KB |
Output is correct |
| 8 |
Correct |
500 ms |
1780 KB |
Output is correct |
| 9 |
Correct |
469 ms |
1664 KB |
Output is correct |
| 10 |
Correct |
509 ms |
1788 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
15 ms |
1152 KB |
Output is correct |
| 2 |
Correct |
24 ms |
1152 KB |
Output is correct |
| 3 |
Correct |
30 ms |
1152 KB |
Output is correct |
| 4 |
Correct |
40 ms |
1280 KB |
Output is correct |
| 5 |
Correct |
33 ms |
1280 KB |
Output is correct |
| 6 |
Correct |
7 ms |
1152 KB |
Output is correct |
| 7 |
Correct |
7 ms |
1152 KB |
Output is correct |
| 8 |
Correct |
11 ms |
1152 KB |
Output is correct |
| 9 |
Correct |
10 ms |
1152 KB |
Output is correct |
| 10 |
Correct |
11 ms |
1152 KB |
Output is correct |
| 11 |
Correct |
1004 ms |
1712 KB |
Output is correct |
| 12 |
Correct |
1768 ms |
1736 KB |
Output is correct |
| 13 |
Correct |
53 ms |
1920 KB |
Output is correct |
| 14 |
Correct |
19 ms |
1792 KB |
Output is correct |
| 15 |
Correct |
20 ms |
1920 KB |
Output is correct |
| 16 |
Correct |
997 ms |
1912 KB |
Output is correct |
| 17 |
Correct |
955 ms |
1788 KB |
Output is correct |
| 18 |
Correct |
500 ms |
1780 KB |
Output is correct |
| 19 |
Correct |
469 ms |
1664 KB |
Output is correct |
| 20 |
Correct |
509 ms |
1788 KB |
Output is correct |
| 21 |
Correct |
998 ms |
1884 KB |
Output is correct |
| 22 |
Correct |
1747 ms |
1792 KB |
Output is correct |
| 23 |
Correct |
1859 ms |
1976 KB |
Output is correct |
| 24 |
Correct |
592 ms |
2168 KB |
Output is correct |
| 25 |
Correct |
54 ms |
2040 KB |
Output is correct |
| 26 |
Correct |
53 ms |
2052 KB |
Output is correct |
| 27 |
Correct |
24 ms |
2048 KB |
Output is correct |
| 28 |
Correct |
24 ms |
2048 KB |
Output is correct |
| 29 |
Correct |
2582 ms |
2036 KB |
Output is correct |
| 30 |
Correct |
73 ms |
1908 KB |
Output is correct |
| 31 |
Correct |
50 ms |
1908 KB |
Output is correct |
| 32 |
Correct |
69 ms |
2040 KB |
Output is correct |
| 33 |
Correct |
517 ms |
2168 KB |
Output is correct |
| 34 |
Correct |
49 ms |
2040 KB |
Output is correct |
| 35 |
Correct |
50 ms |
2040 KB |
Output is correct |
| 36 |
Correct |
51 ms |
2040 KB |
Output is correct |
| 37 |
Correct |
53 ms |
2040 KB |
Output is correct |
| 38 |
Correct |
864 ms |
2296 KB |
Output is correct |
| 39 |
Correct |
697 ms |
2108 KB |
Output is correct |
| 40 |
Correct |
553 ms |
2168 KB |
Output is correct |
| 41 |
Correct |
2261 ms |
1912 KB |
Output is correct |
| 42 |
Correct |
1516 ms |
2052 KB |
Output is correct |
| 43 |
Correct |
1152 ms |
2044 KB |
Output is correct |
| 44 |
Correct |
1515 ms |
1908 KB |
Output is correct |
| 45 |
Correct |
732 ms |
1784 KB |
Output is correct |
| 46 |
Correct |
465 ms |
1912 KB |
Output is correct |
| 47 |
Correct |
1069 ms |
2036 KB |
Output is correct |
| 48 |
Correct |
673 ms |
1784 KB |
Output is correct |
| 49 |
Correct |
395 ms |
2040 KB |
Output is correct |
