oj.uz

Submission #884644

# Submission time Handle Problem Language Result Execution time Memory
884644 2023-12-07T21:02:52 Z EJIC_B_KEDAX Self Study (JOI22_ho_t2) C++17
100 / 100
 357 ms 13956 KB 
#ifdef LOCAL
    //#define _GLIBCXX_DEBUG
#endif
#include <bits/stdc++.h>
#include <random>

#ifndef LOCAL
    //#pragma GCC optimize("O3")
    //#pragma GCC optimize("Ofast")
    //#pragma GCC optimize("unroll-loops")
    #pragma GCC target("avx,avx2,bmi,bmi2,popcnt,lzcnt")
#endif
using namespace std;
using ll = long long;
using ld = long double;
#define x first
#define y second
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()

mt19937_64 mt(418);

void solve();
void init();

int32_t main() {
#ifndef LOCAL
    cin.tie(nullptr)->sync_with_stdio(false);
#else
    freopen("input.txt", "r", stdin);
#endif
    // srand(time(0));
    init();
    cout << fixed << setprecision(20);
    int t = 1;
    // cin >> t;
    while (t--) {
        solve();
    }
}

void init() {}

#define int ll

void solve() {
    int n, m;
    cin >> n >> m;
    vector<int> a(n), b(n);
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    for (int i = 0; i < n; i++) {
        cin >> b[i];
    }
    ll l = 0, r = 2e18;
    while (r - l > 1) {
        ll mid = (r + l) / 2;
        ll free = (ll)m * n;
        vector<ll> skill(n, 0);
        int ok = 1;
        for (int i = 0; i < n; i++) {
            if (a[i] > b[i]) {
                ll have = (mid + a[i] - 1) / a[i];
                have = min(have, (ll)m);
                skill[i] += a[i] * have;
                free -= have;
            }
        }
        for (int i = 0; i < n; i++) {
            if (free < 0) {
                ok = 0;
            }
            ll need = mid - skill[i];
            if (need > 0) {
                ll have = (need + b[i] - 1) / b[i];
                skill[i] += b[i] * have;
                free -= have;
            }
        }
        if (free >= 0 && ok) {
            l = mid;
        } else {
            r = mid;
        }
        // cout << "!!! " << r << ' ' << l << '\n';
    }
    cout << l << '\n';
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 246 ms 7492 KB Output is correct
12 Correct 243 ms 7444 KB Output is correct
13 Correct 152 ms 7468 KB Output is correct
14 Correct 278 ms 7488 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 197 ms 8640 KB Output is correct
17 Correct 163 ms 13908 KB Output is correct
18 Correct 162 ms 13300 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 197 ms 8640 KB Output is correct
3 Correct 163 ms 13908 KB Output is correct
4 Correct 162 ms 13300 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 82 ms 3940 KB Output is correct
14 Correct 57 ms 2652 KB Output is correct
15 Correct 41 ms 2216 KB Output is correct
16 Correct 33 ms 1664 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 3 ms 348 KB Output is correct
23 Correct 3 ms 604 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 246 ms 7492 KB Output is correct
12 Correct 243 ms 7444 KB Output is correct
13 Correct 152 ms 7468 KB Output is correct
14 Correct 278 ms 7488 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 82 ms 3940 KB Output is correct
24 Correct 57 ms 2652 KB Output is correct
25 Correct 41 ms 2216 KB Output is correct
26 Correct 33 ms 1664 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 3 ms 348 KB Output is correct
33 Correct 3 ms 604 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 197 ms 8640 KB Output is correct
36 Correct 163 ms 13908 KB Output is correct
37 Correct 162 ms 13300 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 4 ms 600 KB Output is correct
46 Correct 7 ms 604 KB Output is correct
47 Correct 1 ms 472 KB Output is correct
48 Correct 41 ms 2652 KB Output is correct
49 Correct 1 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 4 ms 604 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 121 ms 6820 KB Output is correct
56 Correct 51 ms 3944 KB Output is correct
57 Correct 92 ms 3932 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 82 ms 3940 KB Output is correct
10 Correct 57 ms 2652 KB Output is correct
11 Correct 41 ms 2216 KB Output is correct
12 Correct 33 ms 1664 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 3 ms 348 KB Output is correct
19 Correct 3 ms 604 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 197 ms 8640 KB Output is correct
22 Correct 163 ms 13908 KB Output is correct
23 Correct 162 ms 13300 KB Output is correct
24 Correct 32 ms 2396 KB Output is correct
25 Correct 84 ms 6212 KB Output is correct
26 Correct 18 ms 1636 KB Output is correct
27 Correct 163 ms 13300 KB Output is correct
28 Correct 163 ms 13304 KB Output is correct
29 Correct 165 ms 13316 KB Output is correct
30 Correct 177 ms 13140 KB Output is correct
31 Correct 211 ms 13136 KB Output is correct
32 Correct 224 ms 8676 KB Output is correct
33 Correct 226 ms 13956 KB Output is correct
34 Correct 218 ms 8528 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 246 ms 7492 KB Output is correct
12 Correct 243 ms 7444 KB Output is correct
13 Correct 152 ms 7468 KB Output is correct
14 Correct 278 ms 7488 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 82 ms 3940 KB Output is correct
24 Correct 57 ms 2652 KB Output is correct
25 Correct 41 ms 2216 KB Output is correct
26 Correct 33 ms 1664 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 3 ms 348 KB Output is correct
33 Correct 3 ms 604 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 4 ms 600 KB Output is correct
42 Correct 7 ms 604 KB Output is correct
43 Correct 1 ms 472 KB Output is correct
44 Correct 41 ms 2652 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 4 ms 604 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 121 ms 6820 KB Output is correct
52 Correct 51 ms 3944 KB Output is correct
53 Correct 92 ms 3932 KB Output is correct
54 Correct 32 ms 2396 KB Output is correct
55 Correct 84 ms 6212 KB Output is correct
56 Correct 18 ms 1636 KB Output is correct
57 Correct 163 ms 13300 KB Output is correct
58 Correct 163 ms 13304 KB Output is correct
59 Correct 165 ms 13316 KB Output is correct
60 Correct 177 ms 13140 KB Output is correct
61 Correct 211 ms 13136 KB Output is correct
62 Correct 224 ms 8676 KB Output is correct
63 Correct 226 ms 13956 KB Output is correct
64 Correct 218 ms 8528 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 197 ms 8640 KB Output is correct
67 Correct 163 ms 13908 KB Output is correct
68 Correct 162 ms 13300 KB Output is correct
69 Correct 26 ms 1628 KB Output is correct
70 Correct 7 ms 860 KB Output is correct
71 Correct 0 ms 348 KB Output is correct
72 Correct 34 ms 2288 KB Output is correct
73 Correct 8 ms 856 KB Output is correct
74 Correct 1 ms 344 KB Output is correct
75 Correct 244 ms 13352 KB Output is correct
76 Correct 236 ms 13296 KB Output is correct
77 Correct 233 ms 13352 KB Output is correct
78 Correct 245 ms 13800 KB Output is correct
79 Correct 235 ms 13220 KB Output is correct
80 Correct 228 ms 13220 KB Output is correct
81 Correct 212 ms 11320 KB Output is correct
82 Correct 357 ms 11316 KB Output is correct