#include <bits/stdc++.h>
using namespace std;
int N, M;
pair<int, int> arr[100005];
int brr[100005];
int main(){
ios::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
cin >> N >> M;
for(int i = 1; i<=N; i++){
cin >> arr[i].first >> arr[i].second;
}
for(int i = 1; i<=M; i++){
cin >> brr[i];
}
sort(arr+1, arr+1+N, [](pair<int, int> p, pair<int, int> q){
if(p.second == q.second){
return p.first < q.first;
}
return p.second < q.second;
});
sort(brr+1, brr+1+M);
int ptr = N;
int ans =0;
for(int i = M; i; i--){
while(ptr && arr[ptr].first > brr[i]){
ptr--;
}
if(ptr){
ptr--;
ans++;
}
}
cout << ans << "\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
1 ms |
364 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
1 ms |
364 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
2 ms |
364 KB |
Output is correct |
21 |
Correct |
2 ms |
364 KB |
Output is correct |
22 |
Correct |
37 ms |
364 KB |
Output is correct |
23 |
Correct |
36 ms |
392 KB |
Output is correct |
24 |
Correct |
1 ms |
364 KB |
Output is correct |
25 |
Correct |
1 ms |
364 KB |
Output is correct |
26 |
Correct |
1 ms |
364 KB |
Output is correct |
27 |
Correct |
1 ms |
364 KB |
Output is correct |
28 |
Correct |
1 ms |
364 KB |
Output is correct |
29 |
Correct |
1 ms |
364 KB |
Output is correct |
30 |
Correct |
1 ms |
364 KB |
Output is correct |
31 |
Correct |
1 ms |
364 KB |
Output is correct |
32 |
Correct |
1 ms |
364 KB |
Output is correct |
33 |
Correct |
1 ms |
364 KB |
Output is correct |
34 |
Correct |
1 ms |
364 KB |
Output is correct |
35 |
Correct |
1 ms |
364 KB |
Output is correct |
36 |
Correct |
1 ms |
364 KB |
Output is correct |
37 |
Correct |
61 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
1 ms |
364 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
2 ms |
364 KB |
Output is correct |
21 |
Correct |
2 ms |
364 KB |
Output is correct |
22 |
Correct |
37 ms |
364 KB |
Output is correct |
23 |
Correct |
36 ms |
392 KB |
Output is correct |
24 |
Correct |
1 ms |
364 KB |
Output is correct |
25 |
Correct |
1 ms |
364 KB |
Output is correct |
26 |
Correct |
1 ms |
364 KB |
Output is correct |
27 |
Correct |
1 ms |
364 KB |
Output is correct |
28 |
Correct |
1 ms |
364 KB |
Output is correct |
29 |
Correct |
1 ms |
364 KB |
Output is correct |
30 |
Correct |
1 ms |
364 KB |
Output is correct |
31 |
Correct |
1 ms |
364 KB |
Output is correct |
32 |
Correct |
1 ms |
364 KB |
Output is correct |
33 |
Correct |
1 ms |
364 KB |
Output is correct |
34 |
Correct |
1 ms |
364 KB |
Output is correct |
35 |
Correct |
1 ms |
364 KB |
Output is correct |
36 |
Correct |
1 ms |
364 KB |
Output is correct |
37 |
Correct |
61 ms |
384 KB |
Output is correct |
38 |
Correct |
188 ms |
4460 KB |
Output is correct |
39 |
Correct |
221 ms |
4460 KB |
Output is correct |
40 |
Correct |
46 ms |
4460 KB |
Output is correct |
41 |
Correct |
66 ms |
4460 KB |
Output is correct |
42 |
Correct |
51 ms |
4460 KB |
Output is correct |
43 |
Correct |
51 ms |
4460 KB |
Output is correct |
44 |
Correct |
52 ms |
4460 KB |
Output is correct |
45 |
Correct |
52 ms |
4332 KB |
Output is correct |
46 |
Correct |
50 ms |
4332 KB |
Output is correct |
47 |
Correct |
47 ms |
3948 KB |
Output is correct |
48 |
Correct |
60 ms |
3948 KB |
Output is correct |
49 |
Correct |
42 ms |
3564 KB |
Output is correct |
50 |
Correct |
40 ms |
3564 KB |
Output is correct |
51 |
Correct |
52 ms |
4460 KB |
Output is correct |
52 |
Correct |
51 ms |
4460 KB |
Output is correct |
53 |
Correct |
52 ms |
4332 KB |
Output is correct |
54 |
Correct |
46 ms |
4460 KB |
Output is correct |
55 |
Correct |
52 ms |
4460 KB |
Output is correct |
56 |
Correct |
32 ms |
3052 KB |
Output is correct |
57 |
Correct |
20 ms |
1644 KB |
Output is correct |
58 |
Correct |
33 ms |
3052 KB |
Output is correct |
59 |
Correct |
33 ms |
3052 KB |
Output is correct |
60 |
Correct |
20 ms |
1644 KB |
Output is correct |
61 |
Correct |
31 ms |
2668 KB |
Output is correct |
62 |
Correct |
52 ms |
4460 KB |
Output is correct |
63 |
Correct |
54 ms |
4460 KB |
Output is correct |
64 |
Correct |
52 ms |
4460 KB |
Output is correct |
65 |
Correct |
55 ms |
4460 KB |
Output is correct |
66 |
Correct |
52 ms |
4460 KB |
Output is correct |
67 |
Correct |
52 ms |
4460 KB |
Output is correct |
68 |
Correct |
53 ms |
4588 KB |
Output is correct |
69 |
Correct |
54 ms |
4460 KB |
Output is correct |
70 |
Correct |
54 ms |
4460 KB |
Output is correct |
71 |
Correct |
51 ms |
4460 KB |
Output is correct |
72 |
Correct |
53 ms |
4460 KB |
Output is correct |
73 |
Correct |
49 ms |
4460 KB |
Output is correct |