oj.uz

Submission #869967

# Submission time Handle Problem Language Result Execution time Memory
869967 2023-11-06T12:59:41 Z boris_mihov Self Study (JOI22_ho_t2) C++17
62 / 100
 261 ms 5252 KB 
#include <algorithm>
#include <iostream>
#include <numeric>
#include <vector>
 
typedef long long llong;
const int MAXN = 300000 + 10;
const llong INF = 1e18;
 
llong n, m;
llong a[MAXN], b[MAXN];
llong achieved[MAXN];
 
bool check(llong value)
{
    llong freeB = 0;
    for (int i = 1 ; i <= n ; ++i)
    {
        llong currLections = std::min(m, (value / a[i] + ((value % a[i]) > 0)));
        if (value <= m * a[i]) freeB += m - currLections;
        else
        {
            llong moreLections = (value - m * a[i]) / b[i] + (((value - m * a[i]) % b[i]) > 0);
            freeB -= moreLections;
        }
    }
 
    return freeB >= 0;
}
 
void solve()
{
    llong min = INF;
    llong max = 0;

    for (int i = 1 ; i <= n ; ++i)
    {
        min = std::min(min, m * a[i]);
        max = std::max(max, m * a[i]);
    }

    llong l = min, r = max + 1, mid;
    while (l < r - 1)
    {
        mid = (l + r) / 2;
        if (check(mid)) l = mid;
        else r = mid;
    }
 
    std::cout << l << '\n';
}
 
void read()
{
    std::cin >> n >> m;
    for (int i = 1 ; i <= n ; ++i) 
    {
        std::cin >> a[i];
    }

    for (int i = 1 ; i <= n ; ++i) 
    {
        std::cin >> b[i];
        a[i] = std::max(a[i], b[i]);
    }
}
 
void fastIO()
{
    std::ios_base :: sync_with_stdio(0);
    std::cout.tie(nullptr);
    std::cin.tie(nullptr);
}
 
int main()
{
    fastIO();
    read();
    solve();
 
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4440 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 2 ms 4444 KB Output is correct
11 Correct 82 ms 5252 KB Output is correct
12 Correct 82 ms 5212 KB Output is correct
13 Correct 34 ms 5212 KB Output is correct
14 Correct 39 ms 5176 KB Output is correct
15 Correct 1 ms 4440 KB Output is correct
16 Correct 22 ms 5212 KB Output is correct
17 Correct 45 ms 5252 KB Output is correct
18 Correct 81 ms 5080 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 22 ms 5212 KB Output is correct
3 Correct 45 ms 5252 KB Output is correct
4 Correct 81 ms 5080 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4440 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 42 ms 4696 KB Output is correct
14 Correct 29 ms 4440 KB Output is correct
15 Correct 22 ms 4444 KB Output is correct
16 Correct 18 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4444 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4496 KB Output is correct
23 Correct 2 ms 4444 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4440 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 2 ms 4444 KB Output is correct
11 Correct 82 ms 5252 KB Output is correct
12 Correct 82 ms 5212 KB Output is correct
13 Correct 34 ms 5212 KB Output is correct
14 Correct 39 ms 5176 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4440 KB Output is correct
19 Correct 1 ms 4444 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4444 KB Output is correct
23 Correct 42 ms 4696 KB Output is correct
24 Correct 29 ms 4440 KB Output is correct
25 Correct 22 ms 4444 KB Output is correct
26 Correct 18 ms 4444 KB Output is correct
27 Correct 1 ms 4444 KB Output is correct
28 Correct 1 ms 4444 KB Output is correct
29 Correct 1 ms 4444 KB Output is correct
30 Correct 1 ms 4444 KB Output is correct
31 Correct 1 ms 4444 KB Output is correct
32 Correct 1 ms 4496 KB Output is correct
33 Correct 2 ms 4444 KB Output is correct
34 Correct 1 ms 4440 KB Output is correct
35 Correct 22 ms 5212 KB Output is correct
36 Correct 45 ms 5252 KB Output is correct
37 Correct 81 ms 5080 KB Output is correct
38 Correct 1 ms 4444 KB Output is correct
39 Correct 1 ms 4444 KB Output is correct
40 Correct 1 ms 4444 KB Output is correct
41 Correct 1 ms 4444 KB Output is correct
42 Correct 1 ms 4444 KB Output is correct
43 Correct 1 ms 4444 KB Output is correct
44 Correct 1 ms 4444 KB Output is correct
45 Correct 2 ms 4572 KB Output is correct
46 Correct 3 ms 4444 KB Output is correct
47 Correct 1 ms 4444 KB Output is correct
48 Correct 16 ms 4556 KB Output is correct
49 Correct 1 ms 4440 KB Output is correct
50 Correct 1 ms 4440 KB Output is correct
51 Correct 2 ms 4444 KB Output is correct
52 Correct 1 ms 4444 KB Output is correct
53 Correct 1 ms 4444 KB Output is correct
54 Correct 1 ms 4444 KB Output is correct
55 Correct 42 ms 4560 KB Output is correct
56 Correct 13 ms 4444 KB Output is correct
57 Correct 12 ms 4444 KB Output is correct

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4440 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 42 ms 4696 KB Output is correct
10 Correct 29 ms 4440 KB Output is correct
11 Correct 22 ms 4444 KB Output is correct
12 Correct 18 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4496 KB Output is correct
19 Correct 2 ms 4444 KB Output is correct
20 Correct 1 ms 4440 KB Output is correct
21 Correct 22 ms 5212 KB Output is correct
22 Correct 45 ms 5252 KB Output is correct
23 Correct 81 ms 5080 KB Output is correct
24 Correct 27 ms 4444 KB Output is correct
25 Correct 63 ms 4444 KB Output is correct
26 Correct 11 ms 4440 KB Output is correct
27 Correct 92 ms 5248 KB Output is correct
28 Correct 84 ms 5248 KB Output is correct
29 Correct 88 ms 5208 KB Output is correct
30 Correct 111 ms 5248 KB Output is correct
31 Correct 204 ms 5080 KB Output is correct
32 Correct 26 ms 5212 KB Output is correct
33 Correct 45 ms 5124 KB Output is correct
34 Incorrect 261 ms 5208 KB Output isn't correct
35 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4440 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 2 ms 4444 KB Output is correct
11 Correct 82 ms 5252 KB Output is correct
12 Correct 82 ms 5212 KB Output is correct
13 Correct 34 ms 5212 KB Output is correct
14 Correct 39 ms 5176 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4440 KB Output is correct
19 Correct 1 ms 4444 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4444 KB Output is correct
23 Correct 42 ms 4696 KB Output is correct
24 Correct 29 ms 4440 KB Output is correct
25 Correct 22 ms 4444 KB Output is correct
26 Correct 18 ms 4444 KB Output is correct
27 Correct 1 ms 4444 KB Output is correct
28 Correct 1 ms 4444 KB Output is correct
29 Correct 1 ms 4444 KB Output is correct
30 Correct 1 ms 4444 KB Output is correct
31 Correct 1 ms 4444 KB Output is correct
32 Correct 1 ms 4496 KB Output is correct
33 Correct 2 ms 4444 KB Output is correct
34 Correct 1 ms 4444 KB Output is correct
35 Correct 1 ms 4444 KB Output is correct
36 Correct 1 ms 4444 KB Output is correct
37 Correct 1 ms 4444 KB Output is correct
38 Correct 1 ms 4444 KB Output is correct
39 Correct 1 ms 4444 KB Output is correct
40 Correct 1 ms 4444 KB Output is correct
41 Correct 2 ms 4572 KB Output is correct
42 Correct 3 ms 4444 KB Output is correct
43 Correct 1 ms 4444 KB Output is correct
44 Correct 16 ms 4556 KB Output is correct
45 Correct 1 ms 4440 KB Output is correct
46 Correct 1 ms 4440 KB Output is correct
47 Correct 2 ms 4444 KB Output is correct
48 Correct 1 ms 4444 KB Output is correct
49 Correct 1 ms 4444 KB Output is correct
50 Correct 1 ms 4444 KB Output is correct
51 Correct 42 ms 4560 KB Output is correct
52 Correct 13 ms 4444 KB Output is correct
53 Correct 12 ms 4444 KB Output is correct
54 Correct 27 ms 4444 KB Output is correct
55 Correct 63 ms 4444 KB Output is correct
56 Correct 11 ms 4440 KB Output is correct
57 Correct 92 ms 5248 KB Output is correct
58 Correct 84 ms 5248 KB Output is correct
59 Correct 88 ms 5208 KB Output is correct
60 Correct 111 ms 5248 KB Output is correct
61 Correct 204 ms 5080 KB Output is correct
62 Correct 26 ms 5212 KB Output is correct
63 Correct 45 ms 5124 KB Output is correct
64 Incorrect 261 ms 5208 KB Output isn't correct
65 Halted 0 ms 0 KB -