#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
mt19937 rnd(chrono::high_resolution_clock::now().time_since_epoch().count());
int main() {
ios::sync_with_stdio(0);
cin.tie(0);
int n, m;
cin >> n >> m;
vector <pair <int, int> > p;
for (int i = 0; i < n; i++) {
int x, y;
cin >> x >> y;
p.push_back({y, x});
}
sort(p.begin(), p.end());
vector <int> c;
for (int i = 0; i < m; i++) {
int x;
cin >> x;
c.push_back(x);
}
sort(c.begin(), c.end());
int ans = 0;
int ptr = m - 1;
for (int i = n - 1; i >= 0; i--) {
if (ptr >= 0 && c[ptr] >= p[i].second) {
ptr--;
ans++;
}
}
cout << ans << endl;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
376 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
6 ms |
376 KB |
Output is correct |
4 |
Correct |
5 ms |
376 KB |
Output is correct |
5 |
Correct |
5 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
376 KB |
Output is correct |
7 |
Correct |
5 ms |
376 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
376 KB |
Output is correct |
10 |
Correct |
5 ms |
376 KB |
Output is correct |
11 |
Correct |
5 ms |
376 KB |
Output is correct |
12 |
Correct |
5 ms |
376 KB |
Output is correct |
13 |
Correct |
5 ms |
376 KB |
Output is correct |
14 |
Correct |
5 ms |
380 KB |
Output is correct |
15 |
Correct |
5 ms |
376 KB |
Output is correct |
16 |
Correct |
5 ms |
376 KB |
Output is correct |
17 |
Correct |
5 ms |
376 KB |
Output is correct |
18 |
Correct |
5 ms |
376 KB |
Output is correct |
19 |
Correct |
5 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
376 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
6 ms |
376 KB |
Output is correct |
4 |
Correct |
5 ms |
376 KB |
Output is correct |
5 |
Correct |
5 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
376 KB |
Output is correct |
7 |
Correct |
5 ms |
376 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
376 KB |
Output is correct |
10 |
Correct |
5 ms |
376 KB |
Output is correct |
11 |
Correct |
5 ms |
376 KB |
Output is correct |
12 |
Correct |
5 ms |
376 KB |
Output is correct |
13 |
Correct |
5 ms |
376 KB |
Output is correct |
14 |
Correct |
5 ms |
380 KB |
Output is correct |
15 |
Correct |
5 ms |
376 KB |
Output is correct |
16 |
Correct |
5 ms |
376 KB |
Output is correct |
17 |
Correct |
5 ms |
376 KB |
Output is correct |
18 |
Correct |
5 ms |
376 KB |
Output is correct |
19 |
Correct |
5 ms |
376 KB |
Output is correct |
20 |
Correct |
5 ms |
376 KB |
Output is correct |
21 |
Correct |
5 ms |
376 KB |
Output is correct |
22 |
Correct |
5 ms |
376 KB |
Output is correct |
23 |
Correct |
5 ms |
376 KB |
Output is correct |
24 |
Correct |
6 ms |
376 KB |
Output is correct |
25 |
Correct |
6 ms |
376 KB |
Output is correct |
26 |
Correct |
6 ms |
376 KB |
Output is correct |
27 |
Correct |
5 ms |
376 KB |
Output is correct |
28 |
Correct |
5 ms |
376 KB |
Output is correct |
29 |
Correct |
6 ms |
504 KB |
Output is correct |
30 |
Correct |
5 ms |
376 KB |
Output is correct |
31 |
Correct |
5 ms |
376 KB |
Output is correct |
32 |
Correct |
5 ms |
376 KB |
Output is correct |
33 |
Correct |
5 ms |
504 KB |
Output is correct |
34 |
Correct |
5 ms |
376 KB |
Output is correct |
35 |
Correct |
5 ms |
376 KB |
Output is correct |
36 |
Correct |
5 ms |
376 KB |
Output is correct |
37 |
Correct |
5 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
376 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
6 ms |
376 KB |
Output is correct |
4 |
Correct |
5 ms |
376 KB |
Output is correct |
5 |
Correct |
5 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
376 KB |
Output is correct |
7 |
Correct |
5 ms |
376 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
376 KB |
Output is correct |
10 |
Correct |
5 ms |
376 KB |
Output is correct |
11 |
Correct |
5 ms |
376 KB |
Output is correct |
12 |
Correct |
5 ms |
376 KB |
Output is correct |
13 |
Correct |
5 ms |
376 KB |
Output is correct |
14 |
Correct |
5 ms |
380 KB |
Output is correct |
15 |
Correct |
5 ms |
376 KB |
Output is correct |
16 |
Correct |
5 ms |
376 KB |
Output is correct |
17 |
Correct |
5 ms |
376 KB |
Output is correct |
18 |
Correct |
5 ms |
376 KB |
Output is correct |
19 |
Correct |
5 ms |
376 KB |
Output is correct |
20 |
Correct |
5 ms |
376 KB |
Output is correct |
21 |
Correct |
5 ms |
376 KB |
Output is correct |
22 |
Correct |
5 ms |
376 KB |
Output is correct |
23 |
Correct |
5 ms |
376 KB |
Output is correct |
24 |
Correct |
6 ms |
376 KB |
Output is correct |
25 |
Correct |
6 ms |
376 KB |
Output is correct |
26 |
Correct |
6 ms |
376 KB |
Output is correct |
27 |
Correct |
5 ms |
376 KB |
Output is correct |
28 |
Correct |
5 ms |
376 KB |
Output is correct |
29 |
Correct |
6 ms |
504 KB |
Output is correct |
30 |
Correct |
5 ms |
376 KB |
Output is correct |
31 |
Correct |
5 ms |
376 KB |
Output is correct |
32 |
Correct |
5 ms |
376 KB |
Output is correct |
33 |
Correct |
5 ms |
504 KB |
Output is correct |
34 |
Correct |
5 ms |
376 KB |
Output is correct |
35 |
Correct |
5 ms |
376 KB |
Output is correct |
36 |
Correct |
5 ms |
376 KB |
Output is correct |
37 |
Correct |
5 ms |
376 KB |
Output is correct |
38 |
Correct |
66 ms |
2160 KB |
Output is correct |
39 |
Correct |
62 ms |
2288 KB |
Output is correct |
40 |
Correct |
59 ms |
2160 KB |
Output is correct |
41 |
Correct |
66 ms |
2160 KB |
Output is correct |
42 |
Correct |
65 ms |
2160 KB |
Output is correct |
43 |
Correct |
64 ms |
2160 KB |
Output is correct |
44 |
Correct |
64 ms |
2160 KB |
Output is correct |
45 |
Correct |
65 ms |
2156 KB |
Output is correct |
46 |
Correct |
62 ms |
2160 KB |
Output is correct |
47 |
Correct |
57 ms |
2028 KB |
Output is correct |
48 |
Correct |
56 ms |
2028 KB |
Output is correct |
49 |
Correct |
55 ms |
1908 KB |
Output is correct |
50 |
Correct |
55 ms |
1900 KB |
Output is correct |
51 |
Correct |
62 ms |
2160 KB |
Output is correct |
52 |
Correct |
64 ms |
2284 KB |
Output is correct |
53 |
Correct |
66 ms |
2156 KB |
Output is correct |
54 |
Correct |
58 ms |
2156 KB |
Output is correct |
55 |
Correct |
64 ms |
2160 KB |
Output is correct |
56 |
Correct |
44 ms |
1652 KB |
Output is correct |
57 |
Correct |
27 ms |
1144 KB |
Output is correct |
58 |
Correct |
43 ms |
1652 KB |
Output is correct |
59 |
Correct |
43 ms |
1652 KB |
Output is correct |
60 |
Correct |
28 ms |
1144 KB |
Output is correct |
61 |
Correct |
40 ms |
1524 KB |
Output is correct |
62 |
Correct |
64 ms |
2156 KB |
Output is correct |
63 |
Correct |
63 ms |
2124 KB |
Output is correct |
64 |
Correct |
67 ms |
2284 KB |
Output is correct |
65 |
Correct |
68 ms |
2160 KB |
Output is correct |
66 |
Correct |
68 ms |
2288 KB |
Output is correct |
67 |
Correct |
78 ms |
2160 KB |
Output is correct |
68 |
Correct |
63 ms |
2156 KB |
Output is correct |
69 |
Correct |
66 ms |
2160 KB |
Output is correct |
70 |
Correct |
65 ms |
2156 KB |
Output is correct |
71 |
Correct |
65 ms |
2156 KB |
Output is correct |
72 |
Correct |
66 ms |
2160 KB |
Output is correct |
73 |
Correct |
64 ms |
2160 KB |
Output is correct |