#include <bits/stdc++.h>
using namespace std;
const int N=1e5+5;
typedef struct { int A; int B; } Res;
bool cmp (Res a,Res b) {
if (a.B<b.B) return 1;
if (a.B>b.B) return 0;
return a.A<b.A;
}
int n,m,ANS,x[N];
Res a[N];
main () {
ios::sync_with_stdio(false);
cin>>n>>m;
for (int i=1; i<=n; i++)
cin>>a[i].A>>a[i].B;
sort(a+1,a+n+1,cmp);
for (int i=1; i<=m; i++)
cin>>x[i];
sort(x+1,x+m+1);
int j=n;
for (int i=m; i>=1; i--) {
while (j>0 && a[j].A>x[i]) j--;
if (j>0 && a[j].A<=x[i]) ANS++,j--;
}
cout<<ANS<<endl;
}
Compilation message
joi2019_ho_t2.cpp:13:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
main () {
^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
380 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
380 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
2 ms |
376 KB |
Output is correct |
| 16 |
Correct |
2 ms |
376 KB |
Output is correct |
| 17 |
Correct |
2 ms |
376 KB |
Output is correct |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
380 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
380 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
2 ms |
376 KB |
Output is correct |
| 16 |
Correct |
2 ms |
376 KB |
Output is correct |
| 17 |
Correct |
2 ms |
376 KB |
Output is correct |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
3 ms |
376 KB |
Output is correct |
| 21 |
Correct |
3 ms |
376 KB |
Output is correct |
| 22 |
Correct |
3 ms |
376 KB |
Output is correct |
| 23 |
Correct |
3 ms |
424 KB |
Output is correct |
| 24 |
Correct |
3 ms |
376 KB |
Output is correct |
| 25 |
Correct |
3 ms |
376 KB |
Output is correct |
| 26 |
Correct |
3 ms |
376 KB |
Output is correct |
| 27 |
Correct |
3 ms |
376 KB |
Output is correct |
| 28 |
Correct |
3 ms |
376 KB |
Output is correct |
| 29 |
Correct |
3 ms |
376 KB |
Output is correct |
| 30 |
Correct |
3 ms |
376 KB |
Output is correct |
| 31 |
Correct |
3 ms |
376 KB |
Output is correct |
| 32 |
Correct |
3 ms |
376 KB |
Output is correct |
| 33 |
Correct |
3 ms |
504 KB |
Output is correct |
| 34 |
Correct |
3 ms |
376 KB |
Output is correct |
| 35 |
Correct |
3 ms |
352 KB |
Output is correct |
| 36 |
Correct |
3 ms |
376 KB |
Output is correct |
| 37 |
Correct |
3 ms |
376 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
380 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
380 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
2 ms |
376 KB |
Output is correct |
| 16 |
Correct |
2 ms |
376 KB |
Output is correct |
| 17 |
Correct |
2 ms |
376 KB |
Output is correct |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
3 ms |
376 KB |
Output is correct |
| 21 |
Correct |
3 ms |
376 KB |
Output is correct |
| 22 |
Correct |
3 ms |
376 KB |
Output is correct |
| 23 |
Correct |
3 ms |
424 KB |
Output is correct |
| 24 |
Correct |
3 ms |
376 KB |
Output is correct |
| 25 |
Correct |
3 ms |
376 KB |
Output is correct |
| 26 |
Correct |
3 ms |
376 KB |
Output is correct |
| 27 |
Correct |
3 ms |
376 KB |
Output is correct |
| 28 |
Correct |
3 ms |
376 KB |
Output is correct |
| 29 |
Correct |
3 ms |
376 KB |
Output is correct |
| 30 |
Correct |
3 ms |
376 KB |
Output is correct |
| 31 |
Correct |
3 ms |
376 KB |
Output is correct |
| 32 |
Correct |
3 ms |
376 KB |
Output is correct |
| 33 |
Correct |
3 ms |
504 KB |
Output is correct |
| 34 |
Correct |
3 ms |
376 KB |
Output is correct |
| 35 |
Correct |
3 ms |
352 KB |
Output is correct |
| 36 |
Correct |
3 ms |
376 KB |
Output is correct |
| 37 |
Correct |
3 ms |
376 KB |
Output is correct |
| 38 |
Correct |
73 ms |
4376 KB |
Output is correct |
| 39 |
Correct |
66 ms |
4548 KB |
Output is correct |
| 40 |
Correct |
65 ms |
4416 KB |
Output is correct |
| 41 |
Correct |
73 ms |
4472 KB |
Output is correct |
| 42 |
Correct |
72 ms |
4472 KB |
Output is correct |
| 43 |
Correct |
73 ms |
4472 KB |
Output is correct |
| 44 |
Correct |
72 ms |
4472 KB |
Output is correct |
| 45 |
Correct |
82 ms |
4344 KB |
Output is correct |
| 46 |
Correct |
68 ms |
4344 KB |
Output is correct |
| 47 |
Correct |
66 ms |
3960 KB |
Output is correct |
| 48 |
Correct |
62 ms |
3960 KB |
Output is correct |
| 49 |
Correct |
67 ms |
3548 KB |
Output is correct |
| 50 |
Correct |
55 ms |
3576 KB |
Output is correct |
| 51 |
Correct |
72 ms |
4472 KB |
Output is correct |
| 52 |
Correct |
72 ms |
4444 KB |
Output is correct |
| 53 |
Correct |
72 ms |
4392 KB |
Output is correct |
| 54 |
Correct |
65 ms |
4472 KB |
Output is correct |
| 55 |
Correct |
67 ms |
4472 KB |
Output is correct |
| 56 |
Correct |
52 ms |
3136 KB |
Output is correct |
| 57 |
Correct |
25 ms |
1740 KB |
Output is correct |
| 58 |
Correct |
44 ms |
3064 KB |
Output is correct |
| 59 |
Correct |
49 ms |
3064 KB |
Output is correct |
| 60 |
Correct |
26 ms |
1784 KB |
Output is correct |
| 61 |
Correct |
41 ms |
2680 KB |
Output is correct |
| 62 |
Correct |
76 ms |
4352 KB |
Output is correct |
| 63 |
Correct |
72 ms |
4472 KB |
Output is correct |
| 64 |
Correct |
73 ms |
4368 KB |
Output is correct |
| 65 |
Correct |
73 ms |
4344 KB |
Output is correct |
| 66 |
Correct |
71 ms |
4472 KB |
Output is correct |
| 67 |
Correct |
73 ms |
4412 KB |
Output is correct |
| 68 |
Correct |
73 ms |
4472 KB |
Output is correct |
| 69 |
Correct |
73 ms |
4388 KB |
Output is correct |
| 70 |
Correct |
76 ms |
4336 KB |
Output is correct |
| 71 |
Correct |
71 ms |
4472 KB |
Output is correct |
| 72 |
Correct |
69 ms |
4472 KB |
Output is correct |
| 73 |
Correct |
69 ms |
4472 KB |
Output is correct |
