oj.uz

Submission #1057160

# Submission time Handle Problem Language Result Execution time Memory
1057160 2024-08-13T14:36:29 Z vjudge1 Exhibition (JOI19_ho_t2) C++17
100 / 100
 44 ms 4696 KB 
#include <bits/stdc++.h>
using namespace std;
using i64 = long long;
using pii = pair<int, int>;
const int MAXN = 1e5 + 5;
int N, M;
pii a[MAXN];
int b[MAXN];
signed main() {
#define TASK "code"
 
    if (fopen(TASK ".inp", "r")) {
        freopen(TASK ".inp", "r", stdin);
        freopen(TASK ".out", "w", stdout);
    }
 
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cin >> N >> M;
    for(int i = 1; i <= N; i++) cin >> a[i].first >> a[i].second;
    for(int i = 1; i <= M; i++) cin >> b[i];
    sort(a + 1, a + N + 1, [&](const pii a, const pii b) {
        if(a.second != b.second) return a.second < b.second;
        return a.first < b.first;
    });
    sort(b + 1, b + M + 1);
    int j = N;
    int ans = 0;
    for(int i = M; i >= 1; i--) {
        while(j >= 1 and a[j].first > b[i])
            j--;
        if(j > 0 and a[j].first <= b[i]) {
            j--;
            ans++;
        }
    }
    cout << ans;
    return (0 ^ 0);
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:13:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |         freopen(TASK ".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:14:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |         freopen(TASK ".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 468 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 460 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 468 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 460 KB Output is correct
20 Correct 1 ms 472 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 500 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 468 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 460 KB Output is correct
20 Correct 1 ms 472 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 500 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 31 ms 4272 KB Output is correct
39 Correct 25 ms 4428 KB Output is correct
40 Correct 23 ms 4436 KB Output is correct
41 Correct 27 ms 4436 KB Output is correct
42 Correct 28 ms 4444 KB Output is correct
43 Correct 30 ms 4532 KB Output is correct
44 Correct 44 ms 4444 KB Output is correct
45 Correct 27 ms 4444 KB Output is correct
46 Correct 25 ms 4444 KB Output is correct
47 Correct 24 ms 3864 KB Output is correct
48 Correct 24 ms 3928 KB Output is correct
49 Correct 23 ms 3668 KB Output is correct
50 Correct 21 ms 3676 KB Output is correct
51 Correct 27 ms 4472 KB Output is correct
52 Correct 28 ms 4444 KB Output is correct
53 Correct 30 ms 4264 KB Output is correct
54 Correct 23 ms 4432 KB Output is correct
55 Correct 27 ms 4548 KB Output is correct
56 Correct 16 ms 3164 KB Output is correct
57 Correct 11 ms 1744 KB Output is correct
58 Correct 16 ms 3164 KB Output is correct
59 Correct 17 ms 2964 KB Output is correct
60 Correct 11 ms 1628 KB Output is correct
61 Correct 16 ms 2652 KB Output is correct
62 Correct 28 ms 4516 KB Output is correct
63 Correct 27 ms 4512 KB Output is correct
64 Correct 31 ms 4696 KB Output is correct
65 Correct 30 ms 4532 KB Output is correct
66 Correct 27 ms 4440 KB Output is correct
67 Correct 27 ms 4440 KB Output is correct
68 Correct 29 ms 4440 KB Output is correct
69 Correct 29 ms 4296 KB Output is correct
70 Correct 29 ms 4440 KB Output is correct
71 Correct 27 ms 4444 KB Output is correct
72 Correct 31 ms 4448 KB Output is correct
73 Correct 32 ms 4680 KB Output is correct