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Submission #980879

# Submission time Handle Problem Language Result Execution time Memory
980879 2024-05-12T14:21:41 Z LOLOLO Self Study (JOI22_ho_t2) C++17
100 / 100
 209 ms 11580 KB 
#include <bits/stdc++.h>
#define ll long long
using namespace std;
 
#define           f     first
#define           s     second
#define           pb    push_back
#define           ep    emplace
#define           eb    emplace_back
#define           lb    lower_bound
#define           ub    upper_bound
#define       all(x)    x.begin(), x.end()
#define      rall(x)    x.rbegin(), x.rend()
#define   uniquev(v)    sort(all(v)), (v).resize(unique(all(v)) - (v).begin())
#define     mem(f,x)    memset(f , x , sizeof(f))
#define        sz(x)    (int)(x).size()
#define  __lcm(a, b)    (1ll * ((a) / __gcd((a), (b))) * (b))
#define          mxx    *max_element
#define          mnn    *min_element
#define    cntbit(x)    __builtin_popcountll(x)
#define       len(x)    (int)(x.length())
 
const int N = 3e5 + 10;
ll a[N], b[N];

void solve() {
    ll n, m;
    cin >> n >> m;

    for (int i = 1; i <= n; i++) {
        cin >> a[i];
    }

    for (int i = 1; i <= n; i++) {
        cin >> b[i];
    }

    ll l = 0, r = 1e18, ans;
    while (l <= r) {
        ll mid = (l + r) / 2;
        ll tot = 0;
        for (int i = 1; i <= n; i++) {
            if (b[i] >= a[i]) {
                tot = (tot + mid / b[i] + bool(mid % b[i]));
            } else {
                if (a[i] * m >= mid) {
                    tot += (mid / a[i] + bool(mid % a[i]));
                } else {
                    tot += m;
                    ll re = mid - a[i] * m;
                    tot += (re / b[i] + bool(re % b[i]));
                }
            }

            if (tot > n * m)
                break;
        }

        if (tot <= n * m) {
            ans = mid;
            l = mid + 1;
        } else {
            r = mid - 1;
        }
    }

    cout << ans << '\n';
}

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

    int t = 1;
    //cin >> t;

    while (t--) {
        solve();
    }

    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2648 KB Output is correct
7 Correct 1 ms 2392 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 2 ms 2396 KB Output is correct
11 Correct 92 ms 5132 KB Output is correct
12 Correct 91 ms 4956 KB Output is correct
13 Correct 67 ms 4956 KB Output is correct
14 Correct 57 ms 5072 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 26 ms 5156 KB Output is correct
17 Correct 81 ms 5376 KB Output is correct
18 Correct 83 ms 4944 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 26 ms 5156 KB Output is correct
3 Correct 81 ms 5376 KB Output is correct
4 Correct 83 ms 4944 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 42 ms 7552 KB Output is correct
14 Correct 28 ms 6588 KB Output is correct
15 Correct 20 ms 5976 KB Output is correct
16 Correct 18 ms 5724 KB Output is correct
17 Correct 1 ms 2652 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 2 ms 2396 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2648 KB Output is correct
7 Correct 1 ms 2392 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 2 ms 2396 KB Output is correct
11 Correct 92 ms 5132 KB Output is correct
12 Correct 91 ms 4956 KB Output is correct
13 Correct 67 ms 4956 KB Output is correct
14 Correct 57 ms 5072 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 42 ms 7552 KB Output is correct
24 Correct 28 ms 6588 KB Output is correct
25 Correct 20 ms 5976 KB Output is correct
26 Correct 18 ms 5724 KB Output is correct
27 Correct 1 ms 2652 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 1 ms 2396 KB Output is correct
33 Correct 2 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 26 ms 5156 KB Output is correct
36 Correct 81 ms 5376 KB Output is correct
37 Correct 83 ms 4944 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 1 ms 2396 KB Output is correct
42 Correct 1 ms 2396 KB Output is correct
43 Correct 1 ms 2396 KB Output is correct
44 Correct 1 ms 2396 KB Output is correct
45 Correct 2 ms 2652 KB Output is correct
46 Correct 3 ms 2648 KB Output is correct
47 Correct 1 ms 2396 KB Output is correct
48 Correct 16 ms 5720 KB Output is correct
49 Correct 1 ms 2396 KB Output is correct
50 Correct 1 ms 2396 KB Output is correct
51 Correct 2 ms 2396 KB Output is correct
52 Correct 1 ms 2396 KB Output is correct
53 Correct 1 ms 2396 KB Output is correct
54 Correct 1 ms 2396 KB Output is correct
55 Correct 45 ms 7424 KB Output is correct
56 Correct 25 ms 5980 KB Output is correct
57 Correct 20 ms 5980 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 42 ms 7552 KB Output is correct
10 Correct 28 ms 6588 KB Output is correct
11 Correct 20 ms 5976 KB Output is correct
12 Correct 18 ms 5724 KB Output is correct
13 Correct 1 ms 2652 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 2 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 26 ms 5156 KB Output is correct
22 Correct 81 ms 5376 KB Output is correct
23 Correct 83 ms 4944 KB Output is correct
24 Correct 26 ms 5468 KB Output is correct
25 Correct 63 ms 7252 KB Output is correct
26 Correct 11 ms 5208 KB Output is correct
27 Correct 80 ms 10928 KB Output is correct
28 Correct 84 ms 10836 KB Output is correct
29 Correct 87 ms 10836 KB Output is correct
30 Correct 106 ms 10836 KB Output is correct
31 Correct 180 ms 11180 KB Output is correct
32 Correct 105 ms 6224 KB Output is correct
33 Correct 209 ms 11580 KB Output is correct
34 Correct 104 ms 6300 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2648 KB Output is correct
7 Correct 1 ms 2392 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 2 ms 2396 KB Output is correct
11 Correct 92 ms 5132 KB Output is correct
12 Correct 91 ms 4956 KB Output is correct
13 Correct 67 ms 4956 KB Output is correct
14 Correct 57 ms 5072 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 42 ms 7552 KB Output is correct
24 Correct 28 ms 6588 KB Output is correct
25 Correct 20 ms 5976 KB Output is correct
26 Correct 18 ms 5724 KB Output is correct
27 Correct 1 ms 2652 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 1 ms 2396 KB Output is correct
33 Correct 2 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2396 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 2 ms 2652 KB Output is correct
42 Correct 3 ms 2648 KB Output is correct
43 Correct 1 ms 2396 KB Output is correct
44 Correct 16 ms 5720 KB Output is correct
45 Correct 1 ms 2396 KB Output is correct
46 Correct 1 ms 2396 KB Output is correct
47 Correct 2 ms 2396 KB Output is correct
48 Correct 1 ms 2396 KB Output is correct
49 Correct 1 ms 2396 KB Output is correct
50 Correct 1 ms 2396 KB Output is correct
51 Correct 45 ms 7424 KB Output is correct
52 Correct 25 ms 5980 KB Output is correct
53 Correct 20 ms 5980 KB Output is correct
54 Correct 26 ms 5468 KB Output is correct
55 Correct 63 ms 7252 KB Output is correct
56 Correct 11 ms 5208 KB Output is correct
57 Correct 80 ms 10928 KB Output is correct
58 Correct 84 ms 10836 KB Output is correct
59 Correct 87 ms 10836 KB Output is correct
60 Correct 106 ms 10836 KB Output is correct
61 Correct 180 ms 11180 KB Output is correct
62 Correct 105 ms 6224 KB Output is correct
63 Correct 209 ms 11580 KB Output is correct
64 Correct 104 ms 6300 KB Output is correct
65 Correct 1 ms 2396 KB Output is correct
66 Correct 26 ms 5156 KB Output is correct
67 Correct 81 ms 5376 KB Output is correct
68 Correct 83 ms 4944 KB Output is correct
69 Correct 19 ms 5352 KB Output is correct
70 Correct 5 ms 2648 KB Output is correct
71 Correct 1 ms 2648 KB Output is correct
72 Correct 28 ms 5464 KB Output is correct
73 Correct 6 ms 2652 KB Output is correct
74 Correct 1 ms 2396 KB Output is correct
75 Correct 94 ms 10836 KB Output is correct
76 Correct 100 ms 10832 KB Output is correct
77 Correct 108 ms 10944 KB Output is correct
78 Correct 136 ms 10944 KB Output is correct
79 Correct 186 ms 10892 KB Output is correct
80 Correct 197 ms 10940 KB Output is correct
81 Correct 196 ms 8960 KB Output is correct
82 Correct 195 ms 8768 KB Output is correct