Submission #978719

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
978719	2024-05-09T14:32:55 Z	DobromirAngelov	Self Study (JOI22_ho_t2)	C++14	0 / 100	271 ms	5136 KB

Main

#include<bits/stdc++.h>
#define endl '\n'

using namespace std;

const int MAXN=3e5+5;
const long long INF=1e18+5;

long long n,m;
long long a[MAXN];
long long b[MAXN];

bool ok(long long val)
{
    long long s=0;
    for(int i=1;i<=n;i++)
    {
        if(a[i]*m>=val) s+=(val+a[i]-1)/a[i];
        else s+=m+(val-a[i]*m+b[i]-1)/b[i];
    }
    if(s>1LL*n*m) return 0;
    return 1;
}

int main()
{
ios::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);

cin>>n>>m;
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++) a[i]=max(a[i],b[i]);

long long l=1,r=INF;
while(l<r)
{
    long long mid=(l+r+1)/2;
    if(ok(mid)) l=mid;
    else r=mid-1;
}

cout<<l<<endl;

return 0;
}

Subtask #1

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2648 KB	Output is correct
2	Correct	1 ms	2392 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2392 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	3 ms	2396 KB	Output is correct
11	Correct	148 ms	5128 KB	Output is correct
12	Correct	142 ms	5136 KB	Output is correct
13	Correct	131 ms	5132 KB	Output is correct
14	Incorrect	271 ms	5136 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	2392 KB	Output is correct
2	Correct	1 ms	2392 KB	Output is correct
3	Correct	1 ms	2392 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	1 ms	2396 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	1 ms	2392 KB	Output is correct
9	Correct	71 ms	4696 KB	Output is correct
10	Correct	48 ms	4696 KB	Output is correct
11	Correct	36 ms	4700 KB	Output is correct
12	Correct	29 ms	4736 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	0 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	0 ms	2396 KB	Output is correct
17	Correct	1 ms	2396 KB	Output is correct
18	Incorrect	5 ms	2552 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	2648 KB	Output is correct
2	Correct	1 ms	2392 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2392 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	3 ms	2396 KB	Output is correct
11	Correct	148 ms	5128 KB	Output is correct
12	Correct	142 ms	5136 KB	Output is correct
13	Correct	131 ms	5132 KB	Output is correct
14	Incorrect	271 ms	5136 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	2392 KB	Output is correct
2	Correct	1 ms	2392 KB	Output is correct
3	Correct	1 ms	2392 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	1 ms	2396 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	1 ms	2392 KB	Output is correct
9	Correct	71 ms	4696 KB	Output is correct
10	Correct	48 ms	4696 KB	Output is correct
11	Correct	36 ms	4700 KB	Output is correct
12	Correct	29 ms	4736 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	0 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	0 ms	2396 KB	Output is correct
17	Correct	1 ms	2396 KB	Output is correct
18	Incorrect	5 ms	2552 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	2648 KB	Output is correct
2	Correct	1 ms	2392 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2392 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	3 ms	2396 KB	Output is correct
11	Correct	148 ms	5128 KB	Output is correct
12	Correct	142 ms	5136 KB	Output is correct
13	Correct	131 ms	5132 KB	Output is correct
14	Incorrect	271 ms	5136 KB	Output isn't correct
15	Halted	0 ms	0 KB	-