Submission #751971

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
751971	2023-06-02T02:42:56 Z	willychan	Self Study (JOI22_ho_t2)	C++14	0 / 100	467 ms	5008 KB

Main

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
//#include<bits/extc++.h>
//__gnu_pbds
#define int ll
ll n,m;
vector<int> a;
vector<int> b;
bool check(ll k){
	ll left = 0;							
	for(int i=0;i<n;i++){
		ll c = k;
		ll g = (c/a[i])+((c%a[i])!=0);
		if(g>m)	{
			c-=(m*a[i]);
			left -= ((c/b[i])+((c%b[i])!=0));
		}else{
			left+=m-g;			
		}
	}
	return left>=0;
}


signed main(){
	ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
	cin>>n>>m;		
	a.resize(n);b.resize(n);
	for(int i=0;i<n;i++) cin>>a[i];
	ll maxnn = 0;
	for(int i=0;i<n;i++) {
		cin>>b[i];
		a[i] = max(a[i],b[i]);
		maxnn  = max(maxnn,a[i]);
	}
	long long l = 0; long long r = 1e18+2;
	while(r-l>1){
	 	long long mid = l+((r-l)/2);
		if(check(mid)){
			l = mid;
		}else{
			r = mid;	
		}
	}
	cout<<l<<"\n";
	return 0;
}

Subtask #1

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 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	340 KB	Output is correct
11	Correct	231 ms	5008 KB	Output is correct
12	Correct	219 ms	4948 KB	Output is correct
13	Correct	241 ms	4948 KB	Output is correct
14	Incorrect	467 ms	5008 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	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	119 ms	2660 KB	Output is correct
10	Correct	81 ms	1876 KB	Output is correct
11	Correct	58 ms	1496 KB	Output is correct
12	Correct	48 ms	1256 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Incorrect	10 ms	400 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	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 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	340 KB	Output is correct
11	Correct	231 ms	5008 KB	Output is correct
12	Correct	219 ms	4948 KB	Output is correct
13	Correct	241 ms	4948 KB	Output is correct
14	Incorrect	467 ms	5008 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	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	119 ms	2660 KB	Output is correct
10	Correct	81 ms	1876 KB	Output is correct
11	Correct	58 ms	1496 KB	Output is correct
12	Correct	48 ms	1256 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Incorrect	10 ms	400 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	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 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	340 KB	Output is correct
11	Correct	231 ms	5008 KB	Output is correct
12	Correct	219 ms	4948 KB	Output is correct
13	Correct	241 ms	4948 KB	Output is correct
14	Incorrect	467 ms	5008 KB	Output isn't correct
15	Halted	0 ms	0 KB	-