#pragma GCC optimize("O3")
#include "bits/stdc++.h"
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
typedef long long ll;
tree<int,int,greater<int>,rb_tree_tag,tree_order_statistics_node_update> map_t;
#define FOR(i, a, b) for (int i = (a); i < (b); i++)
#define F0R(i, a) for(int i = 0; i < (a); ++i)
#define sz(x) (int)x.size()
#define SORT(x) sort(x.begin(),x.end())
#define ERASE(x) x.erase(unique(x.begin(),x.end()),x.end())
#define POSL(x,v) (lower_bound(x.begin(),x.end(),v)-x.begin())
#define POSU(x,v) (upper_bound(x.begin(),x.end(),v)-x.begin())
#define REV(x) reverse(x.begin(),x.end())
int dx[]={-1,0,1,0};
int dy[]={0,-1,0,1};
int n,m;
const int mxN=1e5+5;
pair<int,int> arr[mxN];
int sizes[mxN];
bool comp(pair<int,int> a,pair<int,int> b) {
if(a.second==b.second)
return a.first<b.first;
return a.second<b.second;
}
int main() {
// freopen("input.txt", "r", stdin);
// freopen("output.txt", "w", stdout);
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cin >> n >> m;
F0R(i,n)
cin >> arr[i].first >> arr[i].second;
F0R(i,m)
cin >> sizes[i];
sort(arr,arr+n,comp);
sort(sizes,sizes+m);
int cur=n-1;
int res=0;
for(int i=m-1; ~i; i--) {
while(~cur && arr[cur].first>sizes[i])
cur--;
if(~cur) {
res++; cur--;
}
}
cout << res;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
5 ms |
384 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
4 ms |
384 KB |
Output is correct |
6 |
Correct |
4 ms |
384 KB |
Output is correct |
7 |
Correct |
5 ms |
384 KB |
Output is correct |
8 |
Correct |
4 ms |
384 KB |
Output is correct |
9 |
Correct |
4 ms |
384 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
4 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
5 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
5 ms |
384 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
4 ms |
384 KB |
Output is correct |
6 |
Correct |
4 ms |
384 KB |
Output is correct |
7 |
Correct |
5 ms |
384 KB |
Output is correct |
8 |
Correct |
4 ms |
384 KB |
Output is correct |
9 |
Correct |
4 ms |
384 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
4 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
5 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
5 ms |
384 KB |
Output is correct |
21 |
Correct |
5 ms |
384 KB |
Output is correct |
22 |
Correct |
5 ms |
384 KB |
Output is correct |
23 |
Correct |
5 ms |
384 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
5 ms |
384 KB |
Output is correct |
26 |
Correct |
6 ms |
384 KB |
Output is correct |
27 |
Correct |
5 ms |
384 KB |
Output is correct |
28 |
Correct |
6 ms |
384 KB |
Output is correct |
29 |
Correct |
5 ms |
384 KB |
Output is correct |
30 |
Correct |
6 ms |
384 KB |
Output is correct |
31 |
Correct |
5 ms |
384 KB |
Output is correct |
32 |
Correct |
5 ms |
384 KB |
Output is correct |
33 |
Correct |
5 ms |
384 KB |
Output is correct |
34 |
Correct |
5 ms |
384 KB |
Output is correct |
35 |
Correct |
5 ms |
384 KB |
Output is correct |
36 |
Correct |
5 ms |
384 KB |
Output is correct |
37 |
Correct |
6 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
5 ms |
384 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
4 ms |
384 KB |
Output is correct |
6 |
Correct |
4 ms |
384 KB |
Output is correct |
7 |
Correct |
5 ms |
384 KB |
Output is correct |
8 |
Correct |
4 ms |
384 KB |
Output is correct |
9 |
Correct |
4 ms |
384 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
4 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
5 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
5 ms |
384 KB |
Output is correct |
21 |
Correct |
5 ms |
384 KB |
Output is correct |
22 |
Correct |
5 ms |
384 KB |
Output is correct |
23 |
Correct |
5 ms |
384 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
5 ms |
384 KB |
Output is correct |
26 |
Correct |
6 ms |
384 KB |
Output is correct |
27 |
Correct |
5 ms |
384 KB |
Output is correct |
28 |
Correct |
6 ms |
384 KB |
Output is correct |
29 |
Correct |
5 ms |
384 KB |
Output is correct |
30 |
Correct |
6 ms |
384 KB |
Output is correct |
31 |
Correct |
5 ms |
384 KB |
Output is correct |
32 |
Correct |
5 ms |
384 KB |
Output is correct |
33 |
Correct |
5 ms |
384 KB |
Output is correct |
34 |
Correct |
5 ms |
384 KB |
Output is correct |
35 |
Correct |
5 ms |
384 KB |
Output is correct |
36 |
Correct |
5 ms |
384 KB |
Output is correct |
37 |
Correct |
6 ms |
384 KB |
Output is correct |
38 |
Correct |
63 ms |
3872 KB |
Output is correct |
39 |
Correct |
61 ms |
3832 KB |
Output is correct |
40 |
Correct |
57 ms |
3864 KB |
Output is correct |
41 |
Correct |
78 ms |
3832 KB |
Output is correct |
42 |
Correct |
67 ms |
3832 KB |
Output is correct |
43 |
Correct |
68 ms |
3836 KB |
Output is correct |
44 |
Correct |
64 ms |
3832 KB |
Output is correct |
45 |
Correct |
62 ms |
3832 KB |
Output is correct |
46 |
Correct |
67 ms |
4344 KB |
Output is correct |
47 |
Correct |
57 ms |
3960 KB |
Output is correct |
48 |
Correct |
59 ms |
3964 KB |
Output is correct |
49 |
Correct |
51 ms |
3576 KB |
Output is correct |
50 |
Correct |
53 ms |
3576 KB |
Output is correct |
51 |
Correct |
63 ms |
4344 KB |
Output is correct |
52 |
Correct |
65 ms |
4344 KB |
Output is correct |
53 |
Correct |
64 ms |
4344 KB |
Output is correct |
54 |
Correct |
57 ms |
4472 KB |
Output is correct |
55 |
Correct |
74 ms |
4472 KB |
Output is correct |
56 |
Correct |
44 ms |
3064 KB |
Output is correct |
57 |
Correct |
26 ms |
1784 KB |
Output is correct |
58 |
Correct |
41 ms |
3192 KB |
Output is correct |
59 |
Correct |
44 ms |
3064 KB |
Output is correct |
60 |
Correct |
27 ms |
1664 KB |
Output is correct |
61 |
Correct |
42 ms |
2680 KB |
Output is correct |
62 |
Correct |
64 ms |
4472 KB |
Output is correct |
63 |
Correct |
69 ms |
4480 KB |
Output is correct |
64 |
Correct |
67 ms |
4472 KB |
Output is correct |
65 |
Correct |
64 ms |
4344 KB |
Output is correct |
66 |
Correct |
65 ms |
4344 KB |
Output is correct |
67 |
Correct |
69 ms |
4344 KB |
Output is correct |
68 |
Correct |
83 ms |
4344 KB |
Output is correct |
69 |
Correct |
66 ms |
4344 KB |
Output is correct |
70 |
Correct |
66 ms |
4472 KB |
Output is correct |
71 |
Correct |
65 ms |
4344 KB |
Output is correct |
72 |
Correct |
68 ms |
4472 KB |
Output is correct |
73 |
Correct |
60 ms |
4352 KB |
Output is correct |