Submission #129392

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
129392	2019-07-12T07:45:47 Z	hungcung	Exhibition (JOI19_ho_t2)	C++17	100 / 100	76 ms	1656 KB

joi2019_ho_t2

#include<bits/stdc++.h>
using namespace std;
int n,m,c[100005],dem,ans;
pair<int,int> a[100005];
int main(){
	scanf("%d %d",&n,&m);
	for(int i=0;i<n;i++){
		scanf("%d %d",&a[i].second,&a[i].first);
	}
	for(int i=0;i<m;i++){
		scanf("%d",&c[i]);
	}
	sort(a,a+n);
	sort(c,c+m);
	dem=n-1;
	for(int i=m-1;i>=0;i--){
		while(dem>=0&&a[dem].second>c[i]){
			dem--;
		}
		if(dem>=0){
			ans++;
			dem--;
		}
	}
	printf("%d",ans);
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:6:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:8:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&a[i].second,&a[i].first);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:11:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&c[i]);
   ~~~~~^~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	3 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	256 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	404 KB	Output is correct
8	Correct	2 ms	252 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	3 ms	376 KB	Output is correct
11	Correct	3 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Correct	2 ms	256 KB	Output is correct
17	Correct	2 ms	256 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	256 KB	Output is correct

Subtask #2
40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	3 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	256 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	404 KB	Output is correct
8	Correct	2 ms	252 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	3 ms	376 KB	Output is correct
11	Correct	3 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Correct	2 ms	256 KB	Output is correct
17	Correct	2 ms	256 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	256 KB	Output is correct
20	Correct	3 ms	504 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	376 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	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	2 ms	376 KB	Output is correct
37	Correct	3 ms	376 KB	Output is correct

Subtask #3
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	3 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	256 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	404 KB	Output is correct
8	Correct	2 ms	252 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	3 ms	376 KB	Output is correct
11	Correct	3 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Correct	2 ms	256 KB	Output is correct
17	Correct	2 ms	256 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	256 KB	Output is correct
20	Correct	3 ms	504 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	376 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	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	2 ms	376 KB	Output is correct
37	Correct	3 ms	376 KB	Output is correct
38	Correct	73 ms	1656 KB	Output is correct
39	Correct	71 ms	1500 KB	Output is correct
40	Correct	68 ms	1656 KB	Output is correct
41	Correct	75 ms	1572 KB	Output is correct
42	Correct	74 ms	1596 KB	Output is correct
43	Correct	73 ms	1528 KB	Output is correct
44	Correct	74 ms	1500 KB	Output is correct
45	Correct	73 ms	1536 KB	Output is correct
46	Correct	72 ms	1528 KB	Output is correct
47	Correct	66 ms	1400 KB	Output is correct
48	Correct	65 ms	1400 KB	Output is correct
49	Correct	60 ms	1400 KB	Output is correct
50	Correct	58 ms	1272 KB	Output is correct
51	Correct	73 ms	1528 KB	Output is correct
52	Correct	73 ms	1528 KB	Output is correct
53	Correct	73 ms	1528 KB	Output is correct
54	Correct	58 ms	1528 KB	Output is correct
55	Correct	70 ms	1528 KB	Output is correct
56	Correct	47 ms	1144 KB	Output is correct
57	Correct	29 ms	888 KB	Output is correct
58	Correct	46 ms	1148 KB	Output is correct
59	Correct	47 ms	1144 KB	Output is correct
60	Correct	29 ms	760 KB	Output is correct
61	Correct	45 ms	1040 KB	Output is correct
62	Correct	74 ms	1528 KB	Output is correct
63	Correct	74 ms	1604 KB	Output is correct
64	Correct	74 ms	1528 KB	Output is correct
65	Correct	74 ms	1528 KB	Output is correct
66	Correct	74 ms	1528 KB	Output is correct
67	Correct	74 ms	1528 KB	Output is correct
68	Correct	75 ms	1572 KB	Output is correct
69	Correct	75 ms	1500 KB	Output is correct
70	Correct	76 ms	1528 KB	Output is correct
71	Correct	73 ms	1528 KB	Output is correct
72	Correct	75 ms	1528 KB	Output is correct
73	Correct	71 ms	1528 KB	Output is correct

Submission #129392

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 40.0 / 40.0

Subtask #3 50.0 / 50.0

Subtask #1
10.0 / 10.0

Subtask #2
40.0 / 40.0

Subtask #3
50.0 / 50.0