Submission #226004

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
226004	2020-04-22T09:47:11 Z	Ruxandra985	Exhibition (JOI19_ho_t2)	C++14	100 / 100	102 ms	5368 KB

joi2019_ho_t2

#include <bits/stdc++.h>
#define DIMN 100010
using namespace std;
int w[DIMN] , f[DIMN];
pair <int , int> p[DIMN] , v[DIMN];
int n , m;

int check (int nr){
    int i , p2;

    /// folosesti cele mai mari nr rame

    p2 = m;

    for (i = n ; i ; i--){
        if (v[i].second <= w[p2])
            p2--;
        if (p2 == m - nr)
            return 1;
    }

    return 0;

}

int main()
{
    FILE *fin = stdin;
    FILE *fout = stdout;
    int i , st , dr , mid;
    fscanf (fin,"%d%d",&n,&m);
    for (i = 1 ; i <= n ; i++){
        fscanf (fin,"%d%d",&v[i].second,&v[i].first);
    }
    for (i = 1 ; i <= m ; i++)
        fscanf (fin,"%d",&w[i]);

    sort (v + 1 , v + n + 1);
    sort (w + 1 , w + m + 1);

    for (i = 1 ; i <= n ; i++)
        p[i] = make_pair(v[i].second , -i);

    sort (p + 1 , p + n + 1);

    st = 1;
    dr = min (n , m);
    while (st <= dr){
        mid = (st + dr) / 2;
        if (check(mid))
            st = mid + 1;
        else dr = mid - 1;
    }

    fprintf (fout,"%d",dr);

    return 0;
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:31:12: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     fscanf (fin,"%d%d",&n,&m);
     ~~~~~~~^~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:33:16: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         fscanf (fin,"%d%d",&v[i].second,&v[i].first);
         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:36:16: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         fscanf (fin,"%d",&w[i]);
         ~~~~~~~^~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	4 ms	384 KB	Output is correct
3	Correct	4 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	5 ms	384 KB	Output is correct
7	Correct	4 ms	384 KB	Output is correct
8	Correct	5 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	5 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	4 ms	384 KB	Output is correct
17	Correct	4 ms	384 KB	Output is correct
18	Correct	5 ms	384 KB	Output is correct
19	Correct	5 ms	384 KB	Output is correct

Subtask #2
40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	4 ms	384 KB	Output is correct
3	Correct	4 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	5 ms	384 KB	Output is correct
7	Correct	4 ms	384 KB	Output is correct
8	Correct	5 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	5 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	4 ms	384 KB	Output is correct
17	Correct	4 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	6 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	6 ms	384 KB	Output is correct
28	Correct	5 ms	384 KB	Output is correct
29	Correct	5 ms	384 KB	Output is correct
30	Correct	5 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	5 ms	384 KB	Output is correct

Subtask #3
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	4 ms	384 KB	Output is correct
3	Correct	4 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	5 ms	384 KB	Output is correct
7	Correct	4 ms	384 KB	Output is correct
8	Correct	5 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	5 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	4 ms	384 KB	Output is correct
17	Correct	4 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	6 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	6 ms	384 KB	Output is correct
28	Correct	5 ms	384 KB	Output is correct
29	Correct	5 ms	384 KB	Output is correct
30	Correct	5 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	5 ms	384 KB	Output is correct
38	Correct	81 ms	5112 KB	Output is correct
39	Correct	82 ms	5232 KB	Output is correct
40	Correct	80 ms	5240 KB	Output is correct
41	Correct	83 ms	5120 KB	Output is correct
42	Correct	81 ms	5240 KB	Output is correct
43	Correct	81 ms	5240 KB	Output is correct
44	Correct	83 ms	5240 KB	Output is correct
45	Correct	89 ms	5240 KB	Output is correct
46	Correct	83 ms	5112 KB	Output is correct
47	Correct	85 ms	4728 KB	Output is correct
48	Correct	78 ms	4728 KB	Output is correct
49	Correct	74 ms	4088 KB	Output is correct
50	Correct	69 ms	4088 KB	Output is correct
51	Correct	90 ms	5240 KB	Output is correct
52	Correct	89 ms	5240 KB	Output is correct
53	Correct	90 ms	5240 KB	Output is correct
54	Correct	67 ms	5368 KB	Output is correct
55	Correct	77 ms	5244 KB	Output is correct
56	Correct	59 ms	3832 KB	Output is correct
57	Correct	33 ms	1656 KB	Output is correct
58	Correct	52 ms	3832 KB	Output is correct
59	Correct	60 ms	3832 KB	Output is correct
60	Correct	33 ms	1784 KB	Output is correct
61	Correct	60 ms	2936 KB	Output is correct
62	Correct	95 ms	5240 KB	Output is correct
63	Correct	93 ms	5240 KB	Output is correct
64	Correct	95 ms	5240 KB	Output is correct
65	Correct	101 ms	5308 KB	Output is correct
66	Correct	102 ms	5368 KB	Output is correct
67	Correct	102 ms	5240 KB	Output is correct
68	Correct	94 ms	5240 KB	Output is correct
69	Correct	96 ms	5240 KB	Output is correct
70	Correct	102 ms	5240 KB	Output is correct
71	Correct	96 ms	5112 KB	Output is correct
72	Correct	100 ms	5240 KB	Output is correct
73	Correct	92 ms	5240 KB	Output is correct

Submission #226004

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