oj.uz

Submission #782305

# Submission time Handle Problem Language Result Execution time Memory
782305 2023-07-13T19:12:55 Z TeaTime Self Study (JOI22_ho_t2) C++17
100 / 100
 339 ms 18084 KB 
#include <iostream>
#include <vector>
#include <algorithm>
#include <set>
#include <cmath>

using namespace std;

#define fastInp cin.tie(0); cout.tie(0); ios_base::sync_with_stdio(0);

typedef long long ll;
typedef long double ld;

const ll SZ = 200'100, LG = 18, INF = 1'000'000'000'000'000'100;

ll n, m;
vector<ll> vec1, vec2;

bool check(ll val) {
    vector<ll> vec;
    ll left = 0;
    for (int i = 0; i < n; i++) {
        ll needed = (val - 1) / vec1[i] + 1;

        if (needed <= m) {
            left += m - needed;
            vec.push_back(0);
        } else {
            vec.push_back(val - m * vec1[i]);
        }
    }

    for (int i = 0; i < n; i++) {
        if (vec[i] == 0) continue;

        left -= (vec[i] - 1) / vec2[i] + 1;
        if (left < 0) return 0;
    }

    return left >= 0;
}

int main() {
    fastInp;

    cin >> n >> m;
    vec1.resize(n);
    vec2.resize(n);
    for (auto &c : vec1) cin >> c;
    for (auto &c : vec2) cin >> c;

    for (int i = 0; i < n; i++) {
        vec1[i] = max(vec1[i], vec2[i]);
    }

    ll l = 0, r = INF;

    while (r - l > 1) {
        ll mid = (l + r) / 2;

        if (check(mid)) {
            l = mid;
        } else {
            r = mid;
        }
    }

    cout << l;

    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 3 ms 468 KB Output is correct
11 Correct 233 ms 11672 KB Output is correct
12 Correct 236 ms 11596 KB Output is correct
13 Correct 232 ms 11648 KB Output is correct
14 Correct 222 ms 11632 KB Output is correct
15 Correct 1 ms 320 KB Output is correct
16 Correct 268 ms 12768 KB Output is correct
17 Correct 238 ms 18084 KB Output is correct
18 Correct 236 ms 17424 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 320 KB Output is correct
2 Correct 268 ms 12768 KB Output is correct
3 Correct 238 ms 18084 KB Output is correct
4 Correct 236 ms 17424 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 123 ms 6052 KB Output is correct
14 Correct 78 ms 3788 KB Output is correct
15 Correct 59 ms 3224 KB Output is correct
16 Correct 43 ms 2260 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 3 ms 468 KB Output is correct
23 Correct 3 ms 588 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 3 ms 468 KB Output is correct
11 Correct 233 ms 11672 KB Output is correct
12 Correct 236 ms 11596 KB Output is correct
13 Correct 232 ms 11648 KB Output is correct
14 Correct 222 ms 11632 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 123 ms 6052 KB Output is correct
24 Correct 78 ms 3788 KB Output is correct
25 Correct 59 ms 3224 KB Output is correct
26 Correct 43 ms 2260 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 3 ms 468 KB Output is correct
33 Correct 3 ms 588 KB Output is correct
34 Correct 1 ms 320 KB Output is correct
35 Correct 268 ms 12768 KB Output is correct
36 Correct 238 ms 18084 KB Output is correct
37 Correct 236 ms 17424 KB Output is correct
38 Correct 1 ms 316 KB Output is correct
39 Correct 1 ms 320 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 0 ms 320 KB Output is correct
45 Correct 4 ms 584 KB Output is correct
46 Correct 7 ms 848 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 40 ms 3032 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 3 ms 468 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 0 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 123 ms 8796 KB Output is correct
56 Correct 71 ms 5072 KB Output is correct
57 Correct 70 ms 5080 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 123 ms 6052 KB Output is correct
10 Correct 78 ms 3788 KB Output is correct
11 Correct 59 ms 3224 KB Output is correct
12 Correct 43 ms 2260 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 3 ms 468 KB Output is correct
19 Correct 3 ms 588 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 268 ms 12768 KB Output is correct
22 Correct 238 ms 18084 KB Output is correct
23 Correct 236 ms 17424 KB Output is correct
24 Correct 44 ms 2816 KB Output is correct
25 Correct 132 ms 8276 KB Output is correct
26 Correct 25 ms 2144 KB Output is correct
27 Correct 253 ms 17472 KB Output is correct
28 Correct 256 ms 17416 KB Output is correct
29 Correct 254 ms 17416 KB Output is correct
30 Correct 295 ms 17372 KB Output is correct
31 Correct 336 ms 17360 KB Output is correct
32 Correct 298 ms 12828 KB Output is correct
33 Correct 315 ms 18020 KB Output is correct
34 Correct 320 ms 12752 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 3 ms 468 KB Output is correct
11 Correct 233 ms 11672 KB Output is correct
12 Correct 236 ms 11596 KB Output is correct
13 Correct 232 ms 11648 KB Output is correct
14 Correct 222 ms 11632 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 123 ms 6052 KB Output is correct
24 Correct 78 ms 3788 KB Output is correct
25 Correct 59 ms 3224 KB Output is correct
26 Correct 43 ms 2260 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 3 ms 468 KB Output is correct
33 Correct 3 ms 588 KB Output is correct
34 Correct 1 ms 316 KB Output is correct
35 Correct 1 ms 320 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 0 ms 320 KB Output is correct
41 Correct 4 ms 584 KB Output is correct
42 Correct 7 ms 848 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 40 ms 3032 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 3 ms 468 KB Output is correct
48 Correct 1 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 123 ms 8796 KB Output is correct
52 Correct 71 ms 5072 KB Output is correct
53 Correct 70 ms 5080 KB Output is correct
54 Correct 44 ms 2816 KB Output is correct
55 Correct 132 ms 8276 KB Output is correct
56 Correct 25 ms 2144 KB Output is correct
57 Correct 253 ms 17472 KB Output is correct
58 Correct 256 ms 17416 KB Output is correct
59 Correct 254 ms 17416 KB Output is correct
60 Correct 295 ms 17372 KB Output is correct
61 Correct 336 ms 17360 KB Output is correct
62 Correct 298 ms 12828 KB Output is correct
63 Correct 315 ms 18020 KB Output is correct
64 Correct 320 ms 12752 KB Output is correct
65 Correct 1 ms 320 KB Output is correct
66 Correct 268 ms 12768 KB Output is correct
67 Correct 238 ms 18084 KB Output is correct
68 Correct 236 ms 17424 KB Output is correct
69 Correct 30 ms 1960 KB Output is correct
70 Correct 7 ms 724 KB Output is correct
71 Correct 0 ms 212 KB Output is correct
72 Correct 44 ms 2688 KB Output is correct
73 Correct 9 ms 884 KB Output is correct
74 Correct 1 ms 340 KB Output is correct
75 Correct 253 ms 17424 KB Output is correct
76 Correct 270 ms 17472 KB Output is correct
77 Correct 265 ms 17388 KB Output is correct
78 Correct 308 ms 17400 KB Output is correct
79 Correct 325 ms 17348 KB Output is correct
80 Correct 339 ms 17392 KB Output is correct
81 Correct 291 ms 15392 KB Output is correct
82 Correct 301 ms 15396 KB Output is correct