oj.uz

Submission #527526

# Submission time Handle Problem Language Result Execution time Memory
527526 2022-02-17T14:45:25 Z voventa Self Study (JOI22_ho_t2) C++17
62 / 100
 250 ms 5352 KB 
#include <bits/stdc++.h>
#define x first
#define y second
#define sz(a) (int)a.size()
#define pb push_back
#define int long long

using namespace std;
typedef long long ll;

void solve();

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int t = 1;
    //cin >> t;
    while (t--)
        solve();
    return 0;
}

int a[300010], b[300010];

int n, m;

int check(int x) {
    int cnt = m * n;
    for (int i = 0; i < n; ++i) {
        if (a[i] > b[i]) {
            int f = (x + a[i] - 1) / a[i];
            if (f <= m)
                cnt -= f;
            else {
                cnt -= m;
                cnt -= (x - a[i] * m + b[i] - 1) / b[i];
            }
        } else {
            cnt -= (x + b[i] - 1) / b[i];
        }
        if (cnt < 0)
            return false;
    }
    return true;
}

void solve() {
    cin >> n >> m;
    for (int i = 0; i < n; ++i)
        cin >> a[i];
    for (int i = 0; i < n; ++i)
        cin >> b[i];
    int l = 0, r = 2e18;
    l = 0, r = 1e18;
    while (r - l > 1) {
        int mid = (r + l) / 2;
        if (check(mid))
            l = mid;
        else
            r = mid;
    }
    cout << l << endl;

}
//923953850098595069
//890909762780980010

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 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 1 ms 204 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 2 ms 460 KB Output is correct
11 Correct 101 ms 5224 KB Output is correct
12 Correct 133 ms 5252 KB Output is correct
13 Correct 92 ms 5132 KB Output is correct
14 Correct 74 ms 5140 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 32 ms 5212 KB Output is correct
17 Correct 103 ms 5224 KB Output is correct
18 Correct 129 ms 5156 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 32 ms 5212 KB Output is correct
3 Correct 103 ms 5224 KB Output is correct
4 Correct 129 ms 5156 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 1 ms 204 KB Output is correct
9 Correct 0 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 52 ms 2864 KB Output is correct
14 Correct 44 ms 2108 KB Output is correct
15 Correct 27 ms 1736 KB Output is correct
16 Correct 23 ms 1484 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 3 ms 460 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 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 1 ms 204 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 2 ms 460 KB Output is correct
11 Correct 101 ms 5224 KB Output is correct
12 Correct 133 ms 5252 KB Output is correct
13 Correct 92 ms 5132 KB Output is correct
14 Correct 74 ms 5140 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 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 52 ms 2864 KB Output is correct
24 Correct 44 ms 2108 KB Output is correct
25 Correct 27 ms 1736 KB Output is correct
26 Correct 23 ms 1484 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 0 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 3 ms 460 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 32 ms 5212 KB Output is correct
36 Correct 103 ms 5224 KB Output is correct
37 Correct 129 ms 5156 KB Output is correct
38 Correct 1 ms 204 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 0 ms 204 KB Output is correct
41 Correct 1 ms 204 KB Output is correct
42 Correct 0 ms 204 KB Output is correct
43 Correct 1 ms 204 KB Output is correct
44 Correct 1 ms 204 KB Output is correct
45 Correct 3 ms 460 KB Output is correct
46 Correct 4 ms 584 KB Output is correct
47 Correct 1 ms 332 KB Output is correct
48 Correct 21 ms 1364 KB Output is correct
49 Correct 1 ms 332 KB Output is correct
50 Correct 1 ms 204 KB Output is correct
51 Correct 3 ms 332 KB Output is correct
52 Correct 1 ms 204 KB Output is correct
53 Correct 1 ms 204 KB Output is correct
54 Correct 1 ms 204 KB Output is correct
55 Correct 59 ms 2884 KB Output is correct
56 Correct 34 ms 2124 KB Output is correct
57 Correct 27 ms 2040 KB Output is correct

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 0 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 52 ms 2864 KB Output is correct
10 Correct 44 ms 2108 KB Output is correct
11 Correct 27 ms 1736 KB Output is correct
12 Correct 23 ms 1484 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 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 1 ms 204 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 3 ms 460 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 32 ms 5212 KB Output is correct
22 Correct 103 ms 5224 KB Output is correct
23 Correct 129 ms 5156 KB Output is correct
24 Correct 29 ms 1300 KB Output is correct
25 Correct 75 ms 2740 KB Output is correct
26 Correct 16 ms 972 KB Output is correct
27 Correct 117 ms 5352 KB Output is correct
28 Correct 103 ms 5164 KB Output is correct
29 Correct 101 ms 5252 KB Output is correct
30 Correct 160 ms 5248 KB Output is correct
31 Correct 226 ms 5208 KB Output is correct
32 Correct 116 ms 5248 KB Output is correct
33 Incorrect 250 ms 5248 KB Output isn't correct
34 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 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 1 ms 204 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 2 ms 460 KB Output is correct
11 Correct 101 ms 5224 KB Output is correct
12 Correct 133 ms 5252 KB Output is correct
13 Correct 92 ms 5132 KB Output is correct
14 Correct 74 ms 5140 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 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 52 ms 2864 KB Output is correct
24 Correct 44 ms 2108 KB Output is correct
25 Correct 27 ms 1736 KB Output is correct
26 Correct 23 ms 1484 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 0 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 3 ms 460 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 0 ms 204 KB Output is correct
37 Correct 1 ms 204 KB Output is correct
38 Correct 0 ms 204 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 1 ms 204 KB Output is correct
41 Correct 3 ms 460 KB Output is correct
42 Correct 4 ms 584 KB Output is correct
43 Correct 1 ms 332 KB Output is correct
44 Correct 21 ms 1364 KB Output is correct
45 Correct 1 ms 332 KB Output is correct
46 Correct 1 ms 204 KB Output is correct
47 Correct 3 ms 332 KB Output is correct
48 Correct 1 ms 204 KB Output is correct
49 Correct 1 ms 204 KB Output is correct
50 Correct 1 ms 204 KB Output is correct
51 Correct 59 ms 2884 KB Output is correct
52 Correct 34 ms 2124 KB Output is correct
53 Correct 27 ms 2040 KB Output is correct
54 Correct 29 ms 1300 KB Output is correct
55 Correct 75 ms 2740 KB Output is correct
56 Correct 16 ms 972 KB Output is correct
57 Correct 117 ms 5352 KB Output is correct
58 Correct 103 ms 5164 KB Output is correct
59 Correct 101 ms 5252 KB Output is correct
60 Correct 160 ms 5248 KB Output is correct
61 Correct 226 ms 5208 KB Output is correct
62 Correct 116 ms 5248 KB Output is correct
63 Incorrect 250 ms 5248 KB Output isn't correct
64 Halted 0 ms 0 KB -