oj.uz

Submission #98782

# Submission time Handle Problem Language Result Execution time Memory
98782 2019-02-25T20:55:28 Z bogdan10bos Exhibition (JOI19_ho_t2) C++14
100 / 100
 104 ms 1656 KB 
#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

# Verdict Execution time Memory 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

# Verdict Execution time Memory 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

# Verdict Execution time Memory 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