답안 #734404

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
734404	2023-05-02T11:22:08 Z	Josia	Self Study (JOI22_ho_t2)	C++17	0 / 100	481 ms	10896 KB

Main

#include <bits/stdc++.h>

using namespace std;

#define int int64_t

int n, m;

bool check(int pos, vector<int>&a, vector<int>&b) {
    int free = 0;
    int req = 0;

    for (int i=0; i<n; i++) {
        int thisNeedsFromA = (pos+a[i]-1)/a[i];

        if (thisNeedsFromA <= m) {
            free += m-thisNeedsFromA;
        }
        else {
            req += (pos-a[i]*m + b[i]-1)/b[i];
        }
    }

    return free >= req;
}



signed main() {
    cin.tie(0);
    ios_base::sync_with_stdio(0);

    cin >> n >> m;

    vector<int> a(n), b(n);

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

    for (int i = 0; i<n; i++) a[i] = max(a[i], b[i]);



    int l = 0, r = 1e18;

    while (l < r) {
        int pos = (l + r + 1) / 2;

        if (check(pos, a, b)) {
            l = pos;
        } else {
            r = pos-1;
        }
    }


    cout << l << "\n";


    return 0;
}

Subtask #1

0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 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	1 ms	212 KB	Output is correct
10	Correct	4 ms	468 KB	Output is correct
11	Correct	234 ms	10896 KB	Output is correct
12	Correct	232 ms	10896 KB	Output is correct
13	Correct	245 ms	8832 KB	Output is correct
14	Incorrect	481 ms	8828 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #2

0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	320 KB	Output is correct
5	Correct	1 ms	328 KB	Output is correct
6	Correct	1 ms	320 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	320 KB	Output is correct
9	Correct	129 ms	5564 KB	Output is correct
10	Correct	80 ms	3788 KB	Output is correct
11	Correct	61 ms	2904 KB	Output is correct
12	Correct	48 ms	2412 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	316 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Incorrect	9 ms	340 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #3

0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 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	1 ms	212 KB	Output is correct
10	Correct	4 ms	468 KB	Output is correct
11	Correct	234 ms	10896 KB	Output is correct
12	Correct	232 ms	10896 KB	Output is correct
13	Correct	245 ms	8832 KB	Output is correct
14	Incorrect	481 ms	8828 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #4

0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	320 KB	Output is correct
5	Correct	1 ms	328 KB	Output is correct
6	Correct	1 ms	320 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	320 KB	Output is correct
9	Correct	129 ms	5564 KB	Output is correct
10	Correct	80 ms	3788 KB	Output is correct
11	Correct	61 ms	2904 KB	Output is correct
12	Correct	48 ms	2412 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	316 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Incorrect	9 ms	340 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #5

0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 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	1 ms	212 KB	Output is correct
10	Correct	4 ms	468 KB	Output is correct
11	Correct	234 ms	10896 KB	Output is correct
12	Correct	232 ms	10896 KB	Output is correct
13	Correct	245 ms	8832 KB	Output is correct
14	Incorrect	481 ms	8828 KB	Output isn't correct
15	Halted	0 ms	0 KB	-