oj.uz

Submission #991560

# Submission time Handle Problem Language Result Execution time Memory
991560 2024-06-02T12:54:51 Z rsinventor Self Study (JOI22_ho_t2) C++17
10 / 100
 107 ms 11604 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 = 50000000000000;
    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++) {
      |                    ~~^~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 2 ms 604 KB Output is correct
11 Correct 98 ms 10904 KB Output is correct
12 Correct 107 ms 10836 KB Output is correct
13 Correct 65 ms 8728 KB Output is correct
14 Correct 83 ms 9212 KB Output is correct
15 Correct 0 ms 596 KB Output is correct
16 Correct 52 ms 6236 KB Output is correct
17 Correct 79 ms 11604 KB Output is correct
18 Correct 70 ms 10860 KB Output is correct

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 596 KB Output is correct
2 Correct 52 ms 6236 KB Output is correct
3 Correct 79 ms 11604 KB Output is correct
4 Correct 70 ms 10860 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 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 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 36 ms 5592 KB Output is correct
14 Correct 24 ms 3932 KB Output is correct
15 Correct 18 ms 2908 KB Output is correct
16 Correct 15 ms 2572 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 600 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Incorrect 0 ms 456 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 2 ms 604 KB Output is correct
11 Correct 98 ms 10904 KB Output is correct
12 Correct 107 ms 10836 KB Output is correct
13 Correct 65 ms 8728 KB Output is correct
14 Correct 83 ms 9212 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 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 0 ms 348 KB Output is correct
23 Correct 36 ms 5592 KB Output is correct
24 Correct 24 ms 3932 KB Output is correct
25 Correct 18 ms 2908 KB Output is correct
26 Correct 15 ms 2572 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 600 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Incorrect 0 ms 456 KB Output isn't correct
32 Halted 0 ms 0 KB -

Subtask #4
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 1 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 36 ms 5592 KB Output is correct
10 Correct 24 ms 3932 KB Output is correct
11 Correct 18 ms 2908 KB Output is correct
12 Correct 15 ms 2572 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 600 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Incorrect 0 ms 456 KB Output isn't correct
18 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 2 ms 604 KB Output is correct
11 Correct 98 ms 10904 KB Output is correct
12 Correct 107 ms 10836 KB Output is correct
13 Correct 65 ms 8728 KB Output is correct
14 Correct 83 ms 9212 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 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 0 ms 348 KB Output is correct
23 Correct 36 ms 5592 KB Output is correct
24 Correct 24 ms 3932 KB Output is correct
25 Correct 18 ms 2908 KB Output is correct
26 Correct 15 ms 2572 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 600 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Incorrect 0 ms 456 KB Output isn't correct
32 Halted 0 ms 0 KB -