Submission #751962

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
751962	2023-06-02T01:46:43 Z	willychan	Self Study (JOI22_ho_t2)	C++14	0 / 100	465 ms	8408 KB

Main

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
//#include<bits/extc++.h>
//__gnu_pbds

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;
}


int 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];
	for(int i=0;i<n;i++) {
		cin>>b[i];
		a[i] = max(a[i],b[i]);
	}
	ll l = 0; ll r = 1e18;				
	while(r-l>1){
		ll 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	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 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	1 ms	316 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	440 KB	Output is correct
11	Correct	225 ms	8408 KB	Output is correct
12	Correct	224 ms	8404 KB	Output is correct
13	Correct	235 ms	6492 KB	Output is correct
14	Incorrect	465 ms	6484 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	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	320 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	121 ms	4292 KB	Output is correct
10	Correct	76 ms	3028 KB	Output is correct
11	Correct	57 ms	2356 KB	Output is correct
12	Correct	47 ms	1944 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	1 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Incorrect	9 ms	340 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	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 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	1 ms	316 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	440 KB	Output is correct
11	Correct	225 ms	8408 KB	Output is correct
12	Correct	224 ms	8404 KB	Output is correct
13	Correct	235 ms	6492 KB	Output is correct
14	Incorrect	465 ms	6484 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	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	320 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	121 ms	4292 KB	Output is correct
10	Correct	76 ms	3028 KB	Output is correct
11	Correct	57 ms	2356 KB	Output is correct
12	Correct	47 ms	1944 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	1 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Incorrect	9 ms	340 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	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 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	1 ms	316 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	440 KB	Output is correct
11	Correct	225 ms	8408 KB	Output is correct
12	Correct	224 ms	8404 KB	Output is correct
13	Correct	235 ms	6492 KB	Output is correct
14	Incorrect	465 ms	6484 KB	Output isn't correct
15	Halted	0 ms	0 KB	-