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Submission #875024

# Submission time Handle Problem Language Result Execution time Memory
875024 2023-11-18T13:59:07 Z makrav Self Study (JOI22_ho_t2) C++14
0 / 100
 288 ms 10068 KB 
#define _USE_MATH_DEFINES
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef vector<int> vei;
typedef vector<vei> vevei;

#define all(a) (a).begin(), (a).end()
#define sz(a) (int) a.size()
#define con cout << "NO\n"
#define coe cout << "YES\n";
#define str string
#define pb push_back
#define ff first
#define sc second
#define ss second
#define pii pair<int, int>
#define mxe max_element
#define mne min_element
#define stf shrink_to_fit
#define f(i, l, r) for (int i = (l); i < (r); i++)
#define double ld
#define int ll

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);

    int n, m; cin >> n >> m;
    vector<int> a(n), b(n);
    f(i, 0, n) cin >> a[i];
    f(i, 0, n) cin >> b[i];
    int ans = 1e18;
    f(i, 0, n) {
        ans = min(ans, max(a[i], b[i]));
    }
    int L = -1, R = 1e14;
    while (R - L > 1) {
        int M = (L + R) / 2;
        int need = 0;
        f(i, 0, n) {
            if (b[i] > a[i]) {
                need += (M + b[i] - 1) / b[i];
            }
            else {
                if ((M + a[i] - 1) / a[i] <= m) {
                    need += (M + a[i] - 1) / a[i];
                }
                else {
                    need += m + (M - a[i] * m + b[i] - 1) / b[i];
                }
            }
        }
        if (need > m * n) R = M;
        else L = M;
    }
    if (L > ans) assert(false);
    cout << L << '\n';

    return 0;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 600 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 2 ms 348 KB Output is correct
11 Correct 130 ms 5140 KB Output is correct
12 Correct 127 ms 4956 KB Output is correct
13 Correct 100 ms 4956 KB Output is correct
14 Runtime error 288 ms 10068 KB Execution killed with signal 6
15 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 856 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 600 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 2 ms 348 KB Output is correct
11 Correct 130 ms 5140 KB Output is correct
12 Correct 127 ms 4956 KB Output is correct
13 Correct 100 ms 4956 KB Output is correct
14 Runtime error 288 ms 10068 KB Execution killed with signal 6
15 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 856 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 600 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 2 ms 348 KB Output is correct
11 Correct 130 ms 5140 KB Output is correct
12 Correct 127 ms 4956 KB Output is correct
13 Correct 100 ms 4956 KB Output is correct
14 Runtime error 288 ms 10068 KB Execution killed with signal 6
15 Halted 0 ms 0 KB -