oj.uz

Submission #991561

# Submission time Handle Problem Language Result Execution time Memory
991561 2024-06-02T12:55:28 Z rsinventor Self Study (JOI22_ho_t2) C++17
100 / 100
 131 ms 11348 KB 
#include <bits/stdc++.h>

using namespace std;

typedef unsigned long long ll;
typedef vector<int> vi;
typedef vector <ll> vll;
typedef vector<bool> vb;
typedef vector <string> vs;
typedef vector<char> vc;
typedef pair<int, int> pii;
typedef vector <pii> vpii;

#define all(a) (a).begin(), (a).end()
#define pb push_back
#define endl "\n"

ll n, m;
ll adds(ll mid, vll& a, vll& b) {
    ll sum = 0;
    for(int i = 0; i < a.size(); i++) {
        if(a[i]>b[i]) {
            ll class_cnt = 1 + ((mid - 1) / a[i]);
            if (class_cnt > m) {
                sum += 1 + ((mid - a[i] * m - 1) / b[i]) + m;
            } else {
                sum += class_cnt;
            }
        } else {
            sum += 1 + ((mid-1)/b[i]);
        }
    }
    return sum;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    cin >> n >> m;
    vll a(n);
    for(int i = 0; i < n; i++) {
        cin >> a[i];
    }
    vll b(n);
    for(int i = 0; i < n; i++) {
        cin >> b[i];
    }

    ll l = 0;
    ll r = pow(2, 64)-1;
    while(l<r) {
        ll mid = l + (r - l)/2;
        if(adds(mid, a, b)<=n*m) {
            l = mid+1;
        } else {
            r = mid;
        }
    }
    cout << l-1 << endl;
    return 0;
}

Compilation message

Main.cpp: In function 'll adds(ll, vll&, vll&)':
Main.cpp:21:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long unsigned int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     for(int i = 0; i < a.size(); i++) {
      |                    ~~^~~~~~~~~~
Main.cpp: In function 'int main()':
Main.cpp:42:22: warning: comparison of integer expressions of different signedness: 'int' and 'll' {aka 'long long unsigned int'} [-Wsign-compare]
   42 |     for(int i = 0; i < n; i++) {
      |                    ~~^~~
Main.cpp:46:22: warning: comparison of integer expressions of different signedness: 'int' and 'll' {aka 'long long unsigned int'} [-Wsign-compare]
   46 |     for(int i = 0; i < n; i++) {
      |                    ~~^~~
Main.cpp:51:22: warning: overflow in conversion from '__gnu_cxx::__promote_2<int, int, double, double>::__type' {aka 'double'} to 'll' {aka 'long long unsigned int'} changes value from '1.8446744073709552e+19' to '18446744073709551615' [-Woverflow]
   51 |     ll r = pow(2, 64)-1;
      |            ~~~~~~~~~~^~

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 1 ms 344 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 2 ms 348 KB Output is correct
11 Correct 120 ms 5140 KB Output is correct
12 Correct 119 ms 4944 KB Output is correct
13 Correct 72 ms 4960 KB Output is correct
14 Correct 109 ms 5116 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 75 ms 5116 KB Output is correct
17 Correct 94 ms 5140 KB Output is correct
18 Correct 81 ms 5140 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 75 ms 5116 KB Output is correct
3 Correct 94 ms 5140 KB Output is correct
4 Correct 81 ms 5140 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 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 41 ms 2652 KB Output is correct
14 Correct 27 ms 1884 KB Output is correct
15 Correct 20 ms 1628 KB Output is correct
16 Correct 16 ms 1368 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 1 ms 348 KB Output is correct
23 Correct 2 ms 600 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 1 ms 344 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 2 ms 348 KB Output is correct
11 Correct 120 ms 5140 KB Output is correct
12 Correct 119 ms 4944 KB Output is correct
13 Correct 72 ms 4960 KB Output is correct
14 Correct 109 ms 5116 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 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 0 ms 348 KB Output is correct
23 Correct 41 ms 2652 KB Output is correct
24 Correct 27 ms 1884 KB Output is correct
25 Correct 20 ms 1628 KB Output is correct
26 Correct 16 ms 1368 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 1 ms 348 KB Output is correct
33 Correct 2 ms 600 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 75 ms 5116 KB Output is correct
36 Correct 94 ms 5140 KB Output is correct
37 Correct 81 ms 5140 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 1 ms 604 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 348 KB Output is correct
45 Correct 2 ms 604 KB Output is correct
46 Correct 3 ms 604 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 20 ms 2140 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 2 ms 584 KB Output is correct
52 Correct 1 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 60 ms 5580 KB Output is correct
56 Correct 25 ms 3164 KB Output is correct
57 Correct 38 ms 3452 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 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 41 ms 2652 KB Output is correct
10 Correct 27 ms 1884 KB Output is correct
11 Correct 20 ms 1628 KB Output is correct
12 Correct 16 ms 1368 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 1 ms 348 KB Output is correct
19 Correct 2 ms 600 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 75 ms 5116 KB Output is correct
22 Correct 94 ms 5140 KB Output is correct
23 Correct 81 ms 5140 KB Output is correct
24 Correct 13 ms 1972 KB Output is correct
25 Correct 38 ms 4992 KB Output is correct
26 Correct 10 ms 1368 KB Output is correct
27 Correct 82 ms 10736 KB Output is correct
28 Correct 88 ms 10728 KB Output is correct
29 Correct 84 ms 10836 KB Output is correct
30 Correct 82 ms 10852 KB Output is correct
31 Correct 83 ms 11092 KB Output is correct
32 Correct 67 ms 6236 KB Output is correct
33 Correct 85 ms 11348 KB Output is correct
34 Correct 67 ms 6236 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 1 ms 344 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 2 ms 348 KB Output is correct
11 Correct 120 ms 5140 KB Output is correct
12 Correct 119 ms 4944 KB Output is correct
13 Correct 72 ms 4960 KB Output is correct
14 Correct 109 ms 5116 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 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 0 ms 348 KB Output is correct
23 Correct 41 ms 2652 KB Output is correct
24 Correct 27 ms 1884 KB Output is correct
25 Correct 20 ms 1628 KB Output is correct
26 Correct 16 ms 1368 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 1 ms 348 KB Output is correct
33 Correct 2 ms 600 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 1 ms 604 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 348 KB Output is correct
41 Correct 2 ms 604 KB Output is correct
42 Correct 3 ms 604 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 20 ms 2140 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 2 ms 584 KB Output is correct
48 Correct 1 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 60 ms 5580 KB Output is correct
52 Correct 25 ms 3164 KB Output is correct
53 Correct 38 ms 3452 KB Output is correct
54 Correct 13 ms 1972 KB Output is correct
55 Correct 38 ms 4992 KB Output is correct
56 Correct 10 ms 1368 KB Output is correct
57 Correct 82 ms 10736 KB Output is correct
58 Correct 88 ms 10728 KB Output is correct
59 Correct 84 ms 10836 KB Output is correct
60 Correct 82 ms 10852 KB Output is correct
61 Correct 83 ms 11092 KB Output is correct
62 Correct 67 ms 6236 KB Output is correct
63 Correct 85 ms 11348 KB Output is correct
64 Correct 67 ms 6236 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 75 ms 5116 KB Output is correct
67 Correct 94 ms 5140 KB Output is correct
68 Correct 81 ms 5140 KB Output is correct
69 Correct 13 ms 1368 KB Output is correct
70 Correct 3 ms 604 KB Output is correct
71 Correct 0 ms 348 KB Output is correct
72 Correct 17 ms 1944 KB Output is correct
73 Correct 3 ms 604 KB Output is correct
74 Correct 1 ms 348 KB Output is correct
75 Correct 129 ms 10848 KB Output is correct
76 Correct 125 ms 10836 KB Output is correct
77 Correct 131 ms 10836 KB Output is correct
78 Correct 128 ms 10836 KB Output is correct
79 Correct 130 ms 10836 KB Output is correct
80 Correct 125 ms 10772 KB Output is correct
81 Correct 73 ms 8788 KB Output is correct
82 Correct 102 ms 8788 KB Output is correct