Submission #995677

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
995677	2024-06-09T17:36:55 Z	mnieplowicz	Self Study (JOI22_ho_t2)	C++14	0 / 100	86 ms	5144 KB

Main

#include <bits/stdc++.h>
using namespace std;

int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	
	long long n, m;
	cin >> n >> m;
	vector<long long> a(n);
	for(auto &x : a) cin >> x;
	vector<long long> b(n);
	for(auto &x : b) cin >> x;
	for(int i = 0; i < n; i++) a[i] = max(a[i], b[i]);
	
	auto check = [&](long long val){
		long long cnt = 0;
		for(int i = 0; i < n; i++){
			if(a[i]*m >= val) cnt += ((val - 1)/a[i] + 1);
			else cnt += (m + (val - m*a[i] -1)/b[i] + 1);
		}
		if(cnt <= m*n) return true;
		else return false;
	};
	
	long long l = 0, r = 2e18;
	while(l != r){
		long long mid = (l+r)/2;
		if(check(mid)) l = mid+1;
		else r = mid;
	}
	cout << r-1 << '\n';
	return 0;
}

Subtask #1

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	2 ms	348 KB	Output is correct
11	Correct	83 ms	5120 KB	Output is correct
12	Correct	83 ms	4952 KB	Output is correct
13	Correct	76 ms	5144 KB	Output is correct
14	Incorrect	86 ms	4956 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #2

0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 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	42 ms	2816 KB	Output is correct
10	Correct	28 ms	1884 KB	Output is correct
11	Correct	22 ms	1628 KB	Output is correct
12	Correct	17 ms	1372 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	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Incorrect	1 ms	348 KB	Output isn't correct
19	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	2 ms	348 KB	Output is correct
11	Correct	83 ms	5120 KB	Output is correct
12	Correct	83 ms	4952 KB	Output is correct
13	Correct	76 ms	5144 KB	Output is correct
14	Incorrect	86 ms	4956 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #4

0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 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	42 ms	2816 KB	Output is correct
10	Correct	28 ms	1884 KB	Output is correct
11	Correct	22 ms	1628 KB	Output is correct
12	Correct	17 ms	1372 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	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Incorrect	1 ms	348 KB	Output isn't correct
19	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	2 ms	348 KB	Output is correct
11	Correct	83 ms	5120 KB	Output is correct
12	Correct	83 ms	4952 KB	Output is correct
13	Correct	76 ms	5144 KB	Output is correct
14	Incorrect	86 ms	4956 KB	Output isn't correct
15	Halted	0 ms	0 KB	-