oj.uz

Submission #979162

# Submission time Handle Problem Language Result Execution time Memory
979162 2024-05-10T10:20:13 Z vjudge1 Self Study (JOI22_ho_t2) C++17
10 / 100
 48 ms 5148 KB 
#include<bits/stdc++.h>
#define ft first
#define sd second
#define pb push_back
#define nl "\n"
#define int ll
typedef long long ll;
typedef long double ld;
using namespace std;

const int mod = 1e9 + 7;
const int N = 2000;

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int T = 1;
    while(T--) {
        int n, m;
        cin >> n >> m;
        int a[n + 1], b[n + 1], mn = 1e18, mx = 0;
        for (int i = 1; i <= n; i++) {
            cin >> a[i];
            mn = min( mn, a[i] * m);
            mx = max( mx, a[i] * m);
        }
        for (int i = 1; i <= n; i++) {
            cin >> b[i];
        }
        if (m == 1) {
            int l = 1e18;
            for (int i = 1; i <= n; i++) {
                l = min( l, max(a[i], b[i]));
            }
            cout << l << nl;
        } else {
            int l = mn, r = mx;
            while(l + 1 < r) {
                int mid = (l + r) / 2;
                int s = 0;
                for (int i = 1; i <= n; i++) {
                    if (m >= mid / a[i]) {
                        //s += ((a[i] * m - mid) / a[i]);
                        s += m - mid / a[i];
                    } else {
                        //s -= (mid - a[i] * m) / a[i];
                        s -= (mid / a[i] - m);
                        if (mid % a[i] != 0) {
                            s--;
                        }
                    }
                }
                if (s >= 0) {
                    l = mid;
                } else {
                    r = mid;
                }
            }
            cout << l << nl;
        }
    }
}

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 1 ms 348 KB Output is correct
11 Correct 47 ms 5148 KB Output is correct
12 Correct 47 ms 5120 KB Output is correct
13 Correct 36 ms 4956 KB Output is correct
14 Correct 36 ms 4956 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 33 ms 4956 KB Output is correct
17 Correct 48 ms 4956 KB Output is correct
18 Correct 46 ms 4956 KB Output is correct

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 33 ms 4956 KB Output is correct
3 Correct 48 ms 4956 KB Output is correct
4 Correct 46 ms 4956 KB Output is correct
5 Incorrect 0 ms 348 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #3
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 1 ms 348 KB Output is correct
11 Correct 47 ms 5148 KB Output is correct
12 Correct 47 ms 5120 KB Output is correct
13 Correct 36 ms 4956 KB Output is correct
14 Correct 36 ms 4956 KB Output is correct
15 Incorrect 0 ms 348 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
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 1 ms 348 KB Output is correct
11 Correct 47 ms 5148 KB Output is correct
12 Correct 47 ms 5120 KB Output is correct
13 Correct 36 ms 4956 KB Output is correct
14 Correct 36 ms 4956 KB Output is correct
15 Incorrect 0 ms 348 KB Output isn't correct
16 Halted 0 ms 0 KB -