oj.uz

Submission #219623

# Submission time Handle Problem Language Result Execution time Memory
219623 2020-04-05T19:39:06 Z MKopchev Exhibition (JOI19_ho_t2) C++14
100 / 100
 85 ms 4600 KB 
#include<bits/stdc++.h>
using namespace std;
const int nmax=1e5+42;
int n,m;

pair<int/*value*/,int/*size*/> inp[nmax];

int sizes[nmax];

bool test(int current)
{
    int pointer=n;
    for(int i=m;i>=m-current+1;i--)
    {
        while(pointer&&inp[pointer].second>sizes[i])pointer--;
        if(pointer==0)return 0;
        pointer--;
    }

    return 1;
}
int main()
{
    scanf("%i%i",&n,&m);
    for(int i=1;i<=n;i++)scanf("%i%i",&inp[i].second,&inp[i].first);
    sort(inp+1,inp+n+1);

    for(int i=1;i<=m;i++)scanf("%i",&sizes[i]);
    sort(sizes+1,sizes+m+1);

    int ok=0,not_ok=min(n,m)+1;

    while(not_ok-ok>1)
    {
        int av=(ok+not_ok)/2;
        if(test(av))ok=av;
        else not_ok=av;
    }

    printf("%i\n",ok);
    return 0;
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:24:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%i%i",&n,&m);
     ~~~~~^~~~~~~~~~~~~~
joi2019_ho_t2.cpp:25:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=1;i<=n;i++)scanf("%i%i",&inp[i].second,&inp[i].first);
                          ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:28:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=1;i<=m;i++)scanf("%i",&sizes[i]);
                          ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 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 512 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 4 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 4 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 5 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 4 ms 384 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 5 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 512 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 4 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 4 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 5 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 4 ms 384 KB Output is correct
20 Correct 6 ms 512 KB Output is correct
21 Correct 5 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 6 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 5 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 6 ms 384 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 5 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 512 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 4 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 4 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 5 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 4 ms 384 KB Output is correct
20 Correct 6 ms 512 KB Output is correct
21 Correct 5 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 6 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 5 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 6 ms 384 KB Output is correct
38 Correct 76 ms 4344 KB Output is correct
39 Correct 73 ms 4472 KB Output is correct
40 Correct 65 ms 4472 KB Output is correct
41 Correct 80 ms 4348 KB Output is correct
42 Correct 75 ms 4472 KB Output is correct
43 Correct 75 ms 4344 KB Output is correct
44 Correct 75 ms 4344 KB Output is correct
45 Correct 81 ms 4472 KB Output is correct
46 Correct 73 ms 4344 KB Output is correct
47 Correct 75 ms 3960 KB Output is correct
48 Correct 67 ms 3960 KB Output is correct
49 Correct 63 ms 3576 KB Output is correct
50 Correct 64 ms 3704 KB Output is correct
51 Correct 76 ms 4472 KB Output is correct
52 Correct 74 ms 4344 KB Output is correct
53 Correct 75 ms 4344 KB Output is correct
54 Correct 60 ms 4472 KB Output is correct
55 Correct 70 ms 4472 KB Output is correct
56 Correct 50 ms 3064 KB Output is correct
57 Correct 31 ms 1664 KB Output is correct
58 Correct 46 ms 3064 KB Output is correct
59 Correct 48 ms 3064 KB Output is correct
60 Correct 31 ms 1664 KB Output is correct
61 Correct 49 ms 2552 KB Output is correct
62 Correct 81 ms 4472 KB Output is correct
63 Correct 81 ms 4344 KB Output is correct
64 Correct 81 ms 4600 KB Output is correct
65 Correct 82 ms 4348 KB Output is correct
66 Correct 81 ms 4344 KB Output is correct
67 Correct 81 ms 4344 KB Output is correct
68 Correct 85 ms 4472 KB Output is correct
69 Correct 83 ms 4344 KB Output is correct
70 Correct 79 ms 4344 KB Output is correct
71 Correct 80 ms 4344 KB Output is correct
72 Correct 76 ms 4476 KB Output is correct
73 Correct 79 ms 4568 KB Output is correct