답안 #98782 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
98782	2019-02-25T20:55:28 Z	bogdan10bos	Exhibition (JOI19_ho_t2)	C++14	100 / 100	104 ms	1656 KB

joi2019_ho_t2

#include <bits/stdc++.h>

using namespace std;

//#define FILE_IO

typedef pair<int, int> pii;
typedef long long LL;

int N, M;
pii v[100005];
int c[100005];

bool solve(int lgt)
{
    int p = M - lgt;
    for(int i = 1; i <= N; i++)
        if(p <= M && v[i].second <= c[p + 1])
            p++;
    return (p >= M);
}

int main()
{
    #ifdef FILE_IO
    freopen("1.in", "r", stdin);
    //freopen("1.out", "w", stdout);
    #endif

    scanf("%d%d", &N, &M);
    for(int i = 1; i <= N; i++)
    {
        int x, y;
        scanf("%d%d", &x, &y);
        v[i] = {y, x};
    }
    sort(v + 1, v + N + 1);
    for(int i = 1; i <= M; i++)
        scanf("%d", &c[i]);
    sort(c + 1, c + M + 1);

    int ans = 0;
    int p = 1, u = min(N, M);
    while(p <= u)
    {
        int mij = p + (u - p) / 2;
        if( solve(mij) )
        {
            ans = mij;
            p = mij + 1;
        }
        else
            u = mij - 1;
    }
    cout << ans << '\n';

    return 0;
}

Compilation message

joi2019_ho_t3.cpp: In function 'int main()':
joi2019_ho_t3.cpp:30:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &N, &M);
     ~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:34:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d", &x, &y);
         ~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:39:14: 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

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	384 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	3 ms	384 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	2 ms	384 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	2 ms	384 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	384 KB	Output is correct

Subtask #2
40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	384 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	3 ms	384 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	2 ms	384 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	2 ms	384 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	384 KB	Output is correct
20	Correct	3 ms	384 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	3 ms	384 KB	Output is correct
23	Correct	4 ms	384 KB	Output is correct
24	Correct	3 ms	384 KB	Output is correct
25	Correct	2 ms	384 KB	Output is correct
26	Correct	3 ms	384 KB	Output is correct
27	Correct	3 ms	384 KB	Output is correct
28	Correct	2 ms	384 KB	Output is correct
29	Correct	3 ms	384 KB	Output is correct
30	Correct	3 ms	384 KB	Output is correct
31	Correct	3 ms	384 KB	Output is correct
32	Correct	3 ms	384 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	2 ms	384 KB	Output is correct
35	Correct	3 ms	256 KB	Output is correct
36	Correct	3 ms	384 KB	Output is correct
37	Correct	2 ms	384 KB	Output is correct

Subtask #3
50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	384 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	3 ms	384 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	2 ms	384 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	2 ms	384 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	384 KB	Output is correct
20	Correct	3 ms	384 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	3 ms	384 KB	Output is correct
23	Correct	4 ms	384 KB	Output is correct
24	Correct	3 ms	384 KB	Output is correct
25	Correct	2 ms	384 KB	Output is correct
26	Correct	3 ms	384 KB	Output is correct
27	Correct	3 ms	384 KB	Output is correct
28	Correct	2 ms	384 KB	Output is correct
29	Correct	3 ms	384 KB	Output is correct
30	Correct	3 ms	384 KB	Output is correct
31	Correct	3 ms	384 KB	Output is correct
32	Correct	3 ms	384 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	2 ms	384 KB	Output is correct
35	Correct	3 ms	256 KB	Output is correct
36	Correct	3 ms	384 KB	Output is correct
37	Correct	2 ms	384 KB	Output is correct
38	Correct	68 ms	1528 KB	Output is correct
39	Correct	104 ms	1528 KB	Output is correct
40	Correct	63 ms	1528 KB	Output is correct
41	Correct	73 ms	1656 KB	Output is correct
42	Correct	73 ms	1528 KB	Output is correct
43	Correct	68 ms	1628 KB	Output is correct
44	Correct	79 ms	1528 KB	Output is correct
45	Correct	68 ms	1656 KB	Output is correct
46	Correct	64 ms	1528 KB	Output is correct
47	Correct	99 ms	1428 KB	Output is correct
48	Correct	59 ms	1400 KB	Output is correct
49	Correct	53 ms	1272 KB	Output is correct
50	Correct	56 ms	1272 KB	Output is correct
51	Correct	66 ms	1560 KB	Output is correct
52	Correct	71 ms	1532 KB	Output is correct
53	Correct	67 ms	1528 KB	Output is correct
54	Correct	54 ms	1528 KB	Output is correct
55	Correct	64 ms	1528 KB	Output is correct
56	Correct	40 ms	1144 KB	Output is correct
57	Correct	23 ms	768 KB	Output is correct
58	Correct	40 ms	1144 KB	Output is correct
59	Correct	44 ms	1144 KB	Output is correct
60	Correct	25 ms	768 KB	Output is correct
61	Correct	39 ms	1020 KB	Output is correct
62	Correct	68 ms	1500 KB	Output is correct
63	Correct	66 ms	1560 KB	Output is correct
64	Correct	66 ms	1528 KB	Output is correct
65	Correct	89 ms	1528 KB	Output is correct
66	Correct	68 ms	1532 KB	Output is correct
67	Correct	66 ms	1528 KB	Output is correct
68	Correct	67 ms	1528 KB	Output is correct
69	Correct	65 ms	1528 KB	Output is correct
70	Correct	70 ms	1528 KB	Output is correct
71	Correct	68 ms	1528 KB	Output is correct
72	Correct	65 ms	1528 KB	Output is correct
73	Correct	69 ms	1528 KB	Output is correct

답안 #98782

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