Submission #1077708

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1077708	2024-08-27T08:40:16 Z	Acanikolic	Self Study (JOI22_ho_t2)	C++14	0 / 100	141 ms	7516 KB

Main

#include <bits/stdc++.h>  

#define int long long 

#define pb push_back
 
#define F first
 
#define S second
 
using namespace std;
 
const int N = 1e5 + 10;
 
const int mod = 1e9 + 7;
 
const int inf = 1e9;

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
 	
 	int n,m;
 	cin >> n >> m;
 	vector<int>a(n + 1),b(n + 1),c(n + 1);
 	for(int i = 1; i <= n; i++) cin >> a[i];
 	for(int i = 1; i <= n; i++) cin >> b[i];
 	for(int i = 1; i <= n; i++) c[i] = max(a[i],b[i]);
 	int l = 1,r = 1e18,ans = 0;
 	while(l <= r) {
 		int mid = (l + r) / 2,rest = 0;
 		for(int i = 1; i <= n; i++) {
 			if(b[i] >= a[i]) {
 				int need = (mid + b[i] - 1) / b[i];
 				rest += m - need;
 				continue;
 			}
 			int c = min(m,(mid + a[i] - 1) / a[i]);
 			int k = mid - a[i] * c;
 			if(k >= 1) {
 				rest -= (k + b[i] - 1) / b[i];
 			}else {
 				rest += m - c;
 			}
 		}
		if(rest >= 0) {
			ans = mid;
			l = mid + 1;
		}else {
			r = mid - 1;
		}
 	}
 	cout << ans;
    return 0;
}

Subtask #1

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	600 KB	Output is correct
2	Correct	1 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	1 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	123 ms	7260 KB	Output is correct
12	Correct	141 ms	7516 KB	Output is correct
13	Correct	76 ms	7256 KB	Output is correct
14	Incorrect	127 ms	7512 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	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	40 ms	3968 KB	Output is correct
10	Correct	27 ms	2652 KB	Output is correct
11	Correct	20 ms	2392 KB	Output is correct
12	Correct	17 ms	1880 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	344 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	600 KB	Output is correct
2	Correct	1 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	1 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	123 ms	7260 KB	Output is correct
12	Correct	141 ms	7516 KB	Output is correct
13	Correct	76 ms	7256 KB	Output is correct
14	Incorrect	127 ms	7512 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	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	40 ms	3968 KB	Output is correct
10	Correct	27 ms	2652 KB	Output is correct
11	Correct	20 ms	2392 KB	Output is correct
12	Correct	17 ms	1880 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	344 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	600 KB	Output is correct
2	Correct	1 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	1 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	123 ms	7260 KB	Output is correct
12	Correct	141 ms	7516 KB	Output is correct
13	Correct	76 ms	7256 KB	Output is correct
14	Incorrect	127 ms	7512 KB	Output isn't correct
15	Halted	0 ms	0 KB	-