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Submission #530414

# Submission time Handle Problem Language Result Execution time Memory
530414 2022-02-25T09:55:02 Z leu_naut Exhibition (JOI19_ho_t2) C++14
100 / 100
 229 ms 5308 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

#define f first
#define s second
#define ii pair <int,int>
#define pii pair <ll,ll>

const int N = 1e5;
const int MOD = 1e9 + 7;
const ll oo = 1e18;

ii a[N + 5];
int c[N + 5],n,m;

bool ok(int x)
{
    priority_queue <int, vector <int>, greater <int>> pq;
    int j = 1, tmp = 0;
    for (int i = x; i <= m; ++i) {
        while (j <= n && c[i] >= a[j].f) {
            if (a[j].s >= tmp) pq.push(a[j].s);
            ++j;
        }
        if (pq.empty()) return false;
        tmp = pq.top();
        pq.pop();
    }
    return true;
}

int main()
{
    ios_base::sync_with_stdio(0);  cin.tie(0);
    cin >> n >> m;

    for (int i = 1; i <= n; ++i) {
        cin >> a[i].f >> a[i].s;
    }
    for (int i = 1; i <= m; ++i) cin >> c[i];
    sort(a + 1, a + 1 + n);
    sort(c + 1, c + 1 + m);
    int l = 1, r = m, save = 0;
    while (l <= r) {
        int mid = (l + r) >> 1;
        if (ok(mid)) {
            save = m - mid + 1;
            r = mid - 1;
        }
        else l = mid + 1;
    }
    cout << save << '\n';
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 272 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 272 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 2 ms 332 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 332 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 2 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 384 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 2 ms 332 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 272 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 2 ms 332 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 332 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 2 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 384 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 2 ms 332 KB Output is correct
38 Correct 107 ms 1860 KB Output is correct
39 Correct 90 ms 1768 KB Output is correct
40 Correct 147 ms 1860 KB Output is correct
41 Correct 133 ms 1852 KB Output is correct
42 Correct 51 ms 1440 KB Output is correct
43 Correct 43 ms 1380 KB Output is correct
44 Correct 103 ms 2204 KB Output is correct
45 Correct 229 ms 4988 KB Output is correct
46 Correct 187 ms 4968 KB Output is correct
47 Correct 173 ms 4552 KB Output is correct
48 Correct 139 ms 4484 KB Output is correct
49 Correct 163 ms 3976 KB Output is correct
50 Correct 137 ms 3984 KB Output is correct
51 Correct 47 ms 4296 KB Output is correct
52 Correct 43 ms 4384 KB Output is correct
53 Correct 55 ms 4364 KB Output is correct
54 Correct 138 ms 5308 KB Output is correct
55 Correct 73 ms 4768 KB Output is correct
56 Correct 31 ms 3340 KB Output is correct
57 Correct 21 ms 1660 KB Output is correct
58 Correct 33 ms 3828 KB Output is correct
59 Correct 46 ms 3928 KB Output is correct
60 Correct 18 ms 1580 KB Output is correct
61 Correct 83 ms 2824 KB Output is correct
62 Correct 173 ms 4776 KB Output is correct
63 Correct 168 ms 4972 KB Output is correct
64 Correct 166 ms 4812 KB Output is correct
65 Correct 173 ms 4788 KB Output is correct
66 Correct 171 ms 4772 KB Output is correct
67 Correct 161 ms 4752 KB Output is correct
68 Correct 171 ms 4768 KB Output is correct
69 Correct 165 ms 4772 KB Output is correct
70 Correct 164 ms 4756 KB Output is correct
71 Correct 157 ms 4884 KB Output is correct
72 Correct 130 ms 4776 KB Output is correct
73 Correct 143 ms 4772 KB Output is correct