Submission #923416

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
923416	2024-02-07T07:47:29 Z	goodspeed0208	Self Study (JOI22_ho_t2)	C++14	0 / 100	285 ms	5140 KB

Main

#include<bits/stdc++.h>
#define int long long
#define pii pair<int, int>
using namespace std;

signed main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	int n, m;
	cin >> n >> m;
	vector<int>a(n), b(n);
	for (auto &i : a) cin >> i;
	for (auto &i : b) cin >> i;
	
	int l = 1, r = 1000000000000000005, mid;
	while (l + 1 < r) {
		mid = (l + r) / 2;
		int need = 0;
		for (int i = 0 ; i < n ; i++) {
			if (a[i] > b[i]) {
				if (mid > a[i] * m) {
					need += m + (mid - a[i] * m) / b[i];
					if ((mid - a[i] * m ) % b[i] != 0) need++;
				}
				else {
					need += mid / a[i];
					if (mid % a[i] != 0) need++;
				}
			} else {
				need += (mid / b[i]);
				if (mid % b[i] != 0) need++;
			}
		}
		if (need <= n * m) {
			l = mid;
			//cout << l << " " << need << "\n";
		} else {
			r = mid;
			//cout << r << " " << need << "\n";
		}
	}
	cout << l << "\n";
}

Subtask #1

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	504 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 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	1 ms	348 KB	Output is correct
10	Correct	2 ms	348 KB	Output is correct
11	Correct	152 ms	4956 KB	Output is correct
12	Correct	151 ms	4952 KB	Output is correct
13	Correct	134 ms	4952 KB	Output is correct
14	Incorrect	285 ms	5140 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #2

0 / 25.0

#	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	74 ms	2804 KB	Output is correct
10	Correct	58 ms	1884 KB	Output is correct
11	Correct	36 ms	1628 KB	Output is correct
12	Correct	29 ms	1368 KB	Output is correct
13	Correct	1 ms	344 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Incorrect	5 ms	344 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #3

0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	504 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 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	1 ms	348 KB	Output is correct
10	Correct	2 ms	348 KB	Output is correct
11	Correct	152 ms	4956 KB	Output is correct
12	Correct	151 ms	4952 KB	Output is correct
13	Correct	134 ms	4952 KB	Output is correct
14	Incorrect	285 ms	5140 KB	Output isn't correct
15	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	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	74 ms	2804 KB	Output is correct
10	Correct	58 ms	1884 KB	Output is correct
11	Correct	36 ms	1628 KB	Output is correct
12	Correct	29 ms	1368 KB	Output is correct
13	Correct	1 ms	344 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Incorrect	5 ms	344 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #5

0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	504 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 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	1 ms	348 KB	Output is correct
10	Correct	2 ms	348 KB	Output is correct
11	Correct	152 ms	4956 KB	Output is correct
12	Correct	151 ms	4952 KB	Output is correct
13	Correct	134 ms	4952 KB	Output is correct
14	Incorrect	285 ms	5140 KB	Output isn't correct
15	Halted	0 ms	0 KB	-