oj.uz

Submission #798367

# Submission time Handle Problem Language Result Execution time Memory
798367 2023-07-30T16:05:38 Z n3rm1n Self Study (JOI22_ho_t2) C++17
100 / 100
 214 ms 15528 KB 
#include<bits/stdc++.h>
#define endl '\n'
using namespace std;
const long long  MAXN = 3e5 + 10;
void speed()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
}
long long  n, m;
long long  a[MAXN], b[MAXN];
void read()
{
    cin >> n >> m;
    for (long long  i = 1; i <= n; ++ i)
        cin >> a[i];
    for (long long  i = 1; i <= n; ++ i)
        cin >> b[i];
}
long long  useda[MAXN], needb[MAXN];
bool check(long long  x)
{
    memset(useda, 0, sizeof(useda));
    memset(needb, 0, sizeof(needb));
    long long  suma = 0, sumb = 0;
    for (long long  i = 1; i <= n; ++ i)
    {
        if(a[i] > b[i])
        {
            long long  times = x / a[i];
            if(x % a[i] != 0)times ++;
            times = min(m, times);
            useda[i] = times;
            long long  ost = max(1LL * 0, x - times * a[i]);
            needb[i] = ost / b[i];
            if(ost % b[i] != 0)needb[i] ++;
        }
        else
        {
            needb[i] = x / b[i];
            if(x % b[i] != 0)needb[i] ++;
        }
        suma += useda[i];
        sumb += needb[i];
        if(suma + sumb > n * m)return false;
    }

    return (sumb <= n * m - suma);
}
void solve()
{
    long long  l = 0, r = 1e18, mid, ans = 0;
    while(l <= r)
    {
        mid = (r - l + 1)/ 2 + l;
        if(check(mid))
        {
            ans = mid;
            l = mid + 1LL * 1;
        }
        else r = mid - 1LL * 1;
    }
    cout << ans << endl;
}
int main()
{
    speed();

    read();
    solve();
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 4948 KB Output is correct
2 Correct 7 ms 4948 KB Output is correct
3 Correct 6 ms 5036 KB Output is correct
4 Correct 6 ms 5032 KB Output is correct
5 Correct 6 ms 4948 KB Output is correct
6 Correct 6 ms 4948 KB Output is correct
7 Correct 6 ms 4948 KB Output is correct
8 Correct 6 ms 4948 KB Output is correct
9 Correct 6 ms 4948 KB Output is correct
10 Correct 8 ms 5096 KB Output is correct
11 Correct 97 ms 9700 KB Output is correct
12 Correct 104 ms 9772 KB Output is correct
13 Correct 74 ms 9684 KB Output is correct
14 Correct 64 ms 9640 KB Output is correct
15 Correct 7 ms 5032 KB Output is correct
16 Correct 34 ms 9644 KB Output is correct
17 Correct 85 ms 9568 KB Output is correct
18 Correct 86 ms 9672 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 5032 KB Output is correct
2 Correct 34 ms 9644 KB Output is correct
3 Correct 85 ms 9568 KB Output is correct
4 Correct 86 ms 9672 KB Output is correct
5 Correct 7 ms 4992 KB Output is correct
6 Correct 7 ms 5032 KB Output is correct
7 Correct 7 ms 4948 KB Output is correct
8 Correct 6 ms 5032 KB Output is correct
9 Correct 6 ms 4948 KB Output is correct
10 Correct 6 ms 5032 KB Output is correct
11 Correct 6 ms 4948 KB Output is correct
12 Correct 6 ms 4948 KB Output is correct
13 Correct 48 ms 7364 KB Output is correct
14 Correct 34 ms 6484 KB Output is correct
15 Correct 26 ms 6196 KB Output is correct
16 Correct 25 ms 5848 KB Output is correct
17 Correct 7 ms 5040 KB Output is correct
18 Correct 7 ms 4948 KB Output is correct
19 Correct 6 ms 4948 KB Output is correct
20 Correct 6 ms 4948 KB Output is correct
21 Correct 6 ms 4948 KB Output is correct
22 Correct 7 ms 5076 KB Output is correct
23 Correct 9 ms 5076 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 4948 KB Output is correct
2 Correct 7 ms 4948 KB Output is correct
3 Correct 6 ms 5036 KB Output is correct
4 Correct 6 ms 5032 KB Output is correct
5 Correct 6 ms 4948 KB Output is correct
6 Correct 6 ms 4948 KB Output is correct
7 Correct 6 ms 4948 KB Output is correct
8 Correct 6 ms 4948 KB Output is correct
9 Correct 6 ms 4948 KB Output is correct
10 Correct 8 ms 5096 KB Output is correct
11 Correct 97 ms 9700 KB Output is correct
12 Correct 104 ms 9772 KB Output is correct
13 Correct 74 ms 9684 KB Output is correct
14 Correct 64 ms 9640 KB Output is correct
15 Correct 7 ms 4992 KB Output is correct
16 Correct 7 ms 5032 KB Output is correct
17 Correct 7 ms 4948 KB Output is correct
18 Correct 6 ms 5032 KB Output is correct
19 Correct 6 ms 4948 KB Output is correct
20 Correct 6 ms 5032 KB Output is correct
21 Correct 6 ms 4948 KB Output is correct
22 Correct 6 ms 4948 KB Output is correct
23 Correct 48 ms 7364 KB Output is correct
24 Correct 34 ms 6484 KB Output is correct
25 Correct 26 ms 6196 KB Output is correct
26 Correct 25 ms 5848 KB Output is correct
27 Correct 7 ms 5040 KB Output is correct
28 Correct 7 ms 4948 KB Output is correct
29 Correct 6 ms 4948 KB Output is correct
30 Correct 6 ms 4948 KB Output is correct
31 Correct 6 ms 4948 KB Output is correct
32 Correct 7 ms 5076 KB Output is correct
33 Correct 9 ms 5076 KB Output is correct
34 Correct 7 ms 5032 KB Output is correct
35 Correct 34 ms 9644 KB Output is correct
36 Correct 85 ms 9568 KB Output is correct
37 Correct 86 ms 9672 KB Output is correct
38 Correct 7 ms 5032 KB Output is correct
39 Correct 7 ms 4948 KB Output is correct
40 Correct 7 ms 5028 KB Output is correct
41 Correct 6 ms 4948 KB Output is correct
42 Correct 6 ms 5028 KB Output is correct
43 Correct 7 ms 4948 KB Output is correct
44 Correct 6 ms 5032 KB Output is correct
45 Correct 9 ms 5008 KB Output is correct
46 Correct 9 ms 5076 KB Output is correct
47 Correct 7 ms 5052 KB Output is correct
48 Correct 24 ms 5708 KB Output is correct
49 Correct 6 ms 5036 KB Output is correct
50 Correct 7 ms 4948 KB Output is correct
51 Correct 8 ms 5104 KB Output is correct
52 Correct 7 ms 4948 KB Output is correct
53 Correct 7 ms 4948 KB Output is correct
54 Correct 7 ms 4948 KB Output is correct
55 Correct 54 ms 7224 KB Output is correct
56 Correct 32 ms 6480 KB Output is correct
57 Correct 28 ms 6592 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 4992 KB Output is correct
2 Correct 7 ms 5032 KB Output is correct
3 Correct 7 ms 4948 KB Output is correct
4 Correct 6 ms 5032 KB Output is correct
5 Correct 6 ms 4948 KB Output is correct
6 Correct 6 ms 5032 KB Output is correct
7 Correct 6 ms 4948 KB Output is correct
8 Correct 6 ms 4948 KB Output is correct
9 Correct 48 ms 7364 KB Output is correct
10 Correct 34 ms 6484 KB Output is correct
11 Correct 26 ms 6196 KB Output is correct
12 Correct 25 ms 5848 KB Output is correct
13 Correct 7 ms 5040 KB Output is correct
14 Correct 7 ms 4948 KB Output is correct
15 Correct 6 ms 4948 KB Output is correct
16 Correct 6 ms 4948 KB Output is correct
17 Correct 6 ms 4948 KB Output is correct
18 Correct 7 ms 5076 KB Output is correct
19 Correct 9 ms 5076 KB Output is correct
20 Correct 7 ms 5032 KB Output is correct
21 Correct 34 ms 9644 KB Output is correct
22 Correct 85 ms 9568 KB Output is correct
23 Correct 86 ms 9672 KB Output is correct
24 Correct 32 ms 5640 KB Output is correct
25 Correct 69 ms 7112 KB Output is correct
26 Correct 17 ms 5524 KB Output is correct
27 Correct 87 ms 9584 KB Output is correct
28 Correct 98 ms 9696 KB Output is correct
29 Correct 95 ms 9664 KB Output is correct
30 Correct 115 ms 9696 KB Output is correct
31 Correct 183 ms 9688 KB Output is correct
32 Correct 109 ms 9640 KB Output is correct
33 Correct 211 ms 9808 KB Output is correct
34 Correct 113 ms 10872 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 4948 KB Output is correct
2 Correct 7 ms 4948 KB Output is correct
3 Correct 6 ms 5036 KB Output is correct
4 Correct 6 ms 5032 KB Output is correct
5 Correct 6 ms 4948 KB Output is correct
6 Correct 6 ms 4948 KB Output is correct
7 Correct 6 ms 4948 KB Output is correct
8 Correct 6 ms 4948 KB Output is correct
9 Correct 6 ms 4948 KB Output is correct
10 Correct 8 ms 5096 KB Output is correct
11 Correct 97 ms 9700 KB Output is correct
12 Correct 104 ms 9772 KB Output is correct
13 Correct 74 ms 9684 KB Output is correct
14 Correct 64 ms 9640 KB Output is correct
15 Correct 7 ms 4992 KB Output is correct
16 Correct 7 ms 5032 KB Output is correct
17 Correct 7 ms 4948 KB Output is correct
18 Correct 6 ms 5032 KB Output is correct
19 Correct 6 ms 4948 KB Output is correct
20 Correct 6 ms 5032 KB Output is correct
21 Correct 6 ms 4948 KB Output is correct
22 Correct 6 ms 4948 KB Output is correct
23 Correct 48 ms 7364 KB Output is correct
24 Correct 34 ms 6484 KB Output is correct
25 Correct 26 ms 6196 KB Output is correct
26 Correct 25 ms 5848 KB Output is correct
27 Correct 7 ms 5040 KB Output is correct
28 Correct 7 ms 4948 KB Output is correct
29 Correct 6 ms 4948 KB Output is correct
30 Correct 6 ms 4948 KB Output is correct
31 Correct 6 ms 4948 KB Output is correct
32 Correct 7 ms 5076 KB Output is correct
33 Correct 9 ms 5076 KB Output is correct
34 Correct 7 ms 5032 KB Output is correct
35 Correct 7 ms 4948 KB Output is correct
36 Correct 7 ms 5028 KB Output is correct
37 Correct 6 ms 4948 KB Output is correct
38 Correct 6 ms 5028 KB Output is correct
39 Correct 7 ms 4948 KB Output is correct
40 Correct 6 ms 5032 KB Output is correct
41 Correct 9 ms 5008 KB Output is correct
42 Correct 9 ms 5076 KB Output is correct
43 Correct 7 ms 5052 KB Output is correct
44 Correct 24 ms 5708 KB Output is correct
45 Correct 6 ms 5036 KB Output is correct
46 Correct 7 ms 4948 KB Output is correct
47 Correct 8 ms 5104 KB Output is correct
48 Correct 7 ms 4948 KB Output is correct
49 Correct 7 ms 4948 KB Output is correct
50 Correct 7 ms 4948 KB Output is correct
51 Correct 54 ms 7224 KB Output is correct
52 Correct 32 ms 6480 KB Output is correct
53 Correct 28 ms 6592 KB Output is correct
54 Correct 32 ms 5640 KB Output is correct
55 Correct 69 ms 7112 KB Output is correct
56 Correct 17 ms 5524 KB Output is correct
57 Correct 87 ms 9584 KB Output is correct
58 Correct 98 ms 9696 KB Output is correct
59 Correct 95 ms 9664 KB Output is correct
60 Correct 115 ms 9696 KB Output is correct
61 Correct 183 ms 9688 KB Output is correct
62 Correct 109 ms 9640 KB Output is correct
63 Correct 211 ms 9808 KB Output is correct
64 Correct 113 ms 10872 KB Output is correct
65 Correct 7 ms 5032 KB Output is correct
66 Correct 34 ms 9644 KB Output is correct
67 Correct 85 ms 9568 KB Output is correct
68 Correct 86 ms 9672 KB Output is correct
69 Correct 27 ms 6124 KB Output is correct
70 Correct 12 ms 5308 KB Output is correct
71 Correct 6 ms 4948 KB Output is correct
72 Correct 36 ms 6540 KB Output is correct
73 Correct 12 ms 5332 KB Output is correct
74 Correct 7 ms 4948 KB Output is correct
75 Correct 108 ms 15504 KB Output is correct
76 Correct 124 ms 15528 KB Output is correct
77 Correct 130 ms 15504 KB Output is correct
78 Correct 159 ms 15516 KB Output is correct
79 Correct 212 ms 15384 KB Output is correct
80 Correct 214 ms 15436 KB Output is correct
81 Correct 201 ms 13460 KB Output is correct
82 Correct 204 ms 13524 KB Output is correct