Submission #863831

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
863831	2023-10-21T08:11:20 Z	phoenix0423	Self Study (JOI22_ho_t2)	C++17	0 / 100	292 ms	7720 KB

Main

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pll;
#define fastio ios::sync_with_stdio(false), cin.tie(0)
#pragma GCC optimize("Ofast")
#define pb push_back
#define eb emplace_back
#define f first
#define s second
#define lowbit(x) x&-x
const int maxn = 2e5 + 5;
const ll INF = 8e18;

int main(void){
	fastio;
	ll n, m;
	cin>>n>>m;
	vector<ll> a(n), b(n);
	for(int i = 0; i < n; i++) cin>>a[i];
	for(int i = 0; i < n; i++) cin>>b[i];
	ll l = 0, r = INF;
	while(l + 1 < r){
		ll mid = (l + r) / 2;
		vector<ll> have(n, 0);
		ll nd = 0;
		for(int i = 0; i < n; i++){
			if(a[i] <= b[i]){
				nd += (mid - 1) / b[i] + 1;
				continue;
			}
			if(a[i] * m >= mid){
				nd += (mid - 1) / a[i] + 1;
				continue;
			}
			else{
				nd += m + (mid - a[i] * m - 1) / b[i] + 1;
			}
		}
		if(nd > n * m) r = mid;
		else l = mid;
	}
	cout<<l<<"\n";
}

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	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	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	3 ms	348 KB	Output is correct
11	Correct	167 ms	7468 KB	Output is correct
12	Correct	160 ms	7464 KB	Output is correct
13	Correct	148 ms	7720 KB	Output is correct
14	Incorrect	292 ms	7488 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	80 ms	3840 KB	Output is correct
10	Correct	53 ms	2796 KB	Output is correct
11	Correct	44 ms	2136 KB	Output is correct
12	Correct	32 ms	1712 KB	Output is correct
13	Correct	1 ms	344 KB	Output is correct
14	Correct	0 ms	344 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	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	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	3 ms	348 KB	Output is correct
11	Correct	167 ms	7468 KB	Output is correct
12	Correct	160 ms	7464 KB	Output is correct
13	Correct	148 ms	7720 KB	Output is correct
14	Incorrect	292 ms	7488 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	80 ms	3840 KB	Output is correct
10	Correct	53 ms	2796 KB	Output is correct
11	Correct	44 ms	2136 KB	Output is correct
12	Correct	32 ms	1712 KB	Output is correct
13	Correct	1 ms	344 KB	Output is correct
14	Correct	0 ms	344 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	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	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	3 ms	348 KB	Output is correct
11	Correct	167 ms	7468 KB	Output is correct
12	Correct	160 ms	7464 KB	Output is correct
13	Correct	148 ms	7720 KB	Output is correct
14	Incorrect	292 ms	7488 KB	Output isn't correct
15	Halted	0 ms	0 KB	-