#include <iostream>
#include <iomanip>
#include <fstream>
#include <vector>
#include <array>
#include <algorithm>
#include <utility>
#include <map>
#include <queue>
#include <set>
#include <cmath>
#include <cstdio>
#include <cstring>
#define ll long long
#define ld long double
#define eps 1e-8
#define MOD 1000000007
#define INF 0x3f3f3f3f
#define INFLL 0x3f3f3f3f3f3f3f3f
// change if necessary
#define MAXN 100010
using namespace std;
int n, m;
pair<int, int> paint[MAXN];
int frame[MAXN];
int main() {
cin.tie(0)->sync_with_stdio(0);
cin >> n >> m;
for (int i = 0; i < n; i++) {
cin >> paint[i].first >> paint[i].second;
}
for (int i = 0; i < m; i++) {
cin >> frame[i];
}
sort(paint, paint + n, [](const pair<int, int> &p1, const pair<int, int> &p2) {
if (p1.second == p2.second) return p1.first < p2.first;
return p1.second < p2.second;
});
sort(frame, frame + m);
int cur_p = n - 1;
int ans = 0;
for (int i = m - 1; i >= 0; i--) {
while (cur_p >= 0 && paint[cur_p].first > frame[i]) cur_p--;
if (cur_p >= 0) {
ans++;
cur_p--;
}
}
cout << ans << '\n';
return 0;
}
| # |
Verdict |
Execution time |
Memory |
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 |
384 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 |
492 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 |
384 KB |
Output is correct |
| 18 |
Correct |
1 ms |
364 KB |
Output is correct |
| 19 |
Correct |
1 ms |
364 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
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 |
384 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 |
492 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 |
384 KB |
Output is correct |
| 18 |
Correct |
1 ms |
364 KB |
Output is correct |
| 19 |
Correct |
1 ms |
364 KB |
Output is correct |
| 20 |
Correct |
1 ms |
364 KB |
Output is correct |
| 21 |
Correct |
1 ms |
364 KB |
Output is correct |
| 22 |
Correct |
1 ms |
364 KB |
Output is correct |
| 23 |
Correct |
1 ms |
364 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 |
1 ms |
364 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
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 |
384 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 |
492 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 |
384 KB |
Output is correct |
| 18 |
Correct |
1 ms |
364 KB |
Output is correct |
| 19 |
Correct |
1 ms |
364 KB |
Output is correct |
| 20 |
Correct |
1 ms |
364 KB |
Output is correct |
| 21 |
Correct |
1 ms |
364 KB |
Output is correct |
| 22 |
Correct |
1 ms |
364 KB |
Output is correct |
| 23 |
Correct |
1 ms |
364 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 |
1 ms |
364 KB |
Output is correct |
| 38 |
Correct |
54 ms |
4460 KB |
Output is correct |
| 39 |
Correct |
49 ms |
4460 KB |
Output is correct |
| 40 |
Correct |
47 ms |
4460 KB |
Output is correct |
| 41 |
Correct |
54 ms |
4392 KB |
Output is correct |
| 42 |
Correct |
53 ms |
4460 KB |
Output is correct |
| 43 |
Correct |
53 ms |
4588 KB |
Output is correct |
| 44 |
Correct |
53 ms |
4460 KB |
Output is correct |
| 45 |
Correct |
53 ms |
4332 KB |
Output is correct |
| 46 |
Correct |
51 ms |
4352 KB |
Output is correct |
| 47 |
Correct |
48 ms |
3948 KB |
Output is correct |
| 48 |
Correct |
58 ms |
3948 KB |
Output is correct |
| 49 |
Correct |
44 ms |
3608 KB |
Output is correct |
| 50 |
Correct |
41 ms |
3564 KB |
Output is correct |
| 51 |
Correct |
53 ms |
4460 KB |
Output is correct |
| 52 |
Correct |
53 ms |
4588 KB |
Output is correct |
| 53 |
Correct |
53 ms |
4460 KB |
Output is correct |
| 54 |
Correct |
50 ms |
4460 KB |
Output is correct |
| 55 |
Correct |
54 ms |
4460 KB |
Output is correct |
| 56 |
Correct |
40 ms |
3052 KB |
Output is correct |
| 57 |
Correct |
20 ms |
1644 KB |
Output is correct |
| 58 |
Correct |
44 ms |
3052 KB |
Output is correct |
| 59 |
Correct |
33 ms |
3052 KB |
Output is correct |
| 60 |
Correct |
21 ms |
1644 KB |
Output is correct |
| 61 |
Correct |
32 ms |
2668 KB |
Output is correct |
| 62 |
Correct |
54 ms |
4588 KB |
Output is correct |
| 63 |
Correct |
53 ms |
4460 KB |
Output is correct |
| 64 |
Correct |
54 ms |
4460 KB |
Output is correct |
| 65 |
Correct |
54 ms |
4460 KB |
Output is correct |
| 66 |
Correct |
53 ms |
4460 KB |
Output is correct |
| 67 |
Correct |
55 ms |
4460 KB |
Output is correct |
| 68 |
Correct |
53 ms |
4460 KB |
Output is correct |
| 69 |
Correct |
54 ms |
4460 KB |
Output is correct |
| 70 |
Correct |
55 ms |
4460 KB |
Output is correct |
| 71 |
Correct |
52 ms |
4460 KB |
Output is correct |
| 72 |
Correct |
54 ms |
4460 KB |
Output is correct |
| 73 |
Correct |
50 ms |
4460 KB |
Output is correct |
