#include <bits/stdc++.h>
using namespace std;
#define pii pair<int, int>
#define fr first
#define se second
int32_t main() {
//freopen("in", "r", stdin);
int n, m;
cin >> n >> m;
vector<pii> p(n);
vector<int> c(m);
for (int i = 0; i < n; i++) {
cin >> p[i].se >> p[i].fr;
}
for (int i = 0; i < m; i++) {
cin >> c[i];
}
sort(p.begin(), p.end());
sort(c.begin(), c.end());
int ans = 0;
for (int i = m - 1; i >= 0; i--) {
while (!p.empty() && (p.back().se > c[i])) p.pop_back();
if (p.empty()) break;
ans++;
p.pop_back();
}
cout << ans << "\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
352 KB |
Output is correct |
18 |
Correct |
0 ms |
352 KB |
Output is correct |
19 |
Correct |
0 ms |
356 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
352 KB |
Output is correct |
18 |
Correct |
0 ms |
352 KB |
Output is correct |
19 |
Correct |
0 ms |
356 KB |
Output is correct |
20 |
Correct |
1 ms |
356 KB |
Output is correct |
21 |
Correct |
1 ms |
356 KB |
Output is correct |
22 |
Correct |
1 ms |
460 KB |
Output is correct |
23 |
Correct |
1 ms |
356 KB |
Output is correct |
24 |
Correct |
2 ms |
512 KB |
Output is correct |
25 |
Correct |
1 ms |
356 KB |
Output is correct |
26 |
Correct |
1 ms |
356 KB |
Output is correct |
27 |
Correct |
1 ms |
356 KB |
Output is correct |
28 |
Correct |
1 ms |
356 KB |
Output is correct |
29 |
Correct |
1 ms |
356 KB |
Output is correct |
30 |
Correct |
1 ms |
348 KB |
Output is correct |
31 |
Correct |
1 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
348 KB |
Output is correct |
33 |
Correct |
1 ms |
344 KB |
Output is correct |
34 |
Correct |
1 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
1 ms |
472 KB |
Output is correct |
37 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
352 KB |
Output is correct |
18 |
Correct |
0 ms |
352 KB |
Output is correct |
19 |
Correct |
0 ms |
356 KB |
Output is correct |
20 |
Correct |
1 ms |
356 KB |
Output is correct |
21 |
Correct |
1 ms |
356 KB |
Output is correct |
22 |
Correct |
1 ms |
460 KB |
Output is correct |
23 |
Correct |
1 ms |
356 KB |
Output is correct |
24 |
Correct |
2 ms |
512 KB |
Output is correct |
25 |
Correct |
1 ms |
356 KB |
Output is correct |
26 |
Correct |
1 ms |
356 KB |
Output is correct |
27 |
Correct |
1 ms |
356 KB |
Output is correct |
28 |
Correct |
1 ms |
356 KB |
Output is correct |
29 |
Correct |
1 ms |
356 KB |
Output is correct |
30 |
Correct |
1 ms |
348 KB |
Output is correct |
31 |
Correct |
1 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
348 KB |
Output is correct |
33 |
Correct |
1 ms |
344 KB |
Output is correct |
34 |
Correct |
1 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
1 ms |
472 KB |
Output is correct |
37 |
Correct |
1 ms |
348 KB |
Output is correct |
38 |
Correct |
80 ms |
4272 KB |
Output is correct |
39 |
Correct |
84 ms |
4400 KB |
Output is correct |
40 |
Correct |
76 ms |
4396 KB |
Output is correct |
41 |
Correct |
88 ms |
4264 KB |
Output is correct |
42 |
Correct |
80 ms |
4408 KB |
Output is correct |
43 |
Correct |
81 ms |
4436 KB |
Output is correct |
44 |
Correct |
79 ms |
4436 KB |
Output is correct |
45 |
Correct |
80 ms |
4436 KB |
Output is correct |
46 |
Correct |
84 ms |
4436 KB |
Output is correct |
47 |
Correct |
72 ms |
3912 KB |
Output is correct |
48 |
Correct |
72 ms |
4040 KB |
Output is correct |
49 |
Correct |
64 ms |
3404 KB |
Output is correct |
50 |
Correct |
63 ms |
3408 KB |
Output is correct |
51 |
Correct |
89 ms |
4268 KB |
Output is correct |
52 |
Correct |
80 ms |
4272 KB |
Output is correct |
53 |
Correct |
80 ms |
4280 KB |
Output is correct |
54 |
Correct |
75 ms |
4432 KB |
Output is correct |
55 |
Correct |
80 ms |
4436 KB |
Output is correct |
56 |
Correct |
54 ms |
3124 KB |
Output is correct |
57 |
Correct |
28 ms |
1616 KB |
Output is correct |
58 |
Correct |
52 ms |
2992 KB |
Output is correct |
59 |
Correct |
52 ms |
2896 KB |
Output is correct |
60 |
Correct |
29 ms |
1616 KB |
Output is correct |
61 |
Correct |
47 ms |
2640 KB |
Output is correct |
62 |
Correct |
85 ms |
4432 KB |
Output is correct |
63 |
Correct |
80 ms |
4436 KB |
Output is correct |
64 |
Correct |
87 ms |
4268 KB |
Output is correct |
65 |
Correct |
86 ms |
4688 KB |
Output is correct |
66 |
Correct |
89 ms |
4404 KB |
Output is correct |
67 |
Correct |
80 ms |
4500 KB |
Output is correct |
68 |
Correct |
80 ms |
4432 KB |
Output is correct |
69 |
Correct |
83 ms |
4436 KB |
Output is correct |
70 |
Correct |
83 ms |
4284 KB |
Output is correct |
71 |
Correct |
85 ms |
4432 KB |
Output is correct |
72 |
Correct |
85 ms |
4416 KB |
Output is correct |
73 |
Correct |
79 ms |
4436 KB |
Output is correct |