Submission #991160

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
991160	2024-06-01T13:28:49 Z	Otalp	Self Study (JOI22_ho_t2)	C++14	0 / 100	229 ms	10780 KB

Main

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define int ll

ll a[300100];
ll b[300100];
ll  n, m;


bool check(ll x){
    ll h = 0;
    //cout<<x<<' ';
    for(int i=1; i<=n; i++){
        if(a[i] > b[i]){
            if(m * a[i] < x){
                h += m;
                h += (x - m * a[i] - 1) / b[i] + 1;
            }
            else{
                h += (x - 1) / a[i] + 1;
            }
        }
        else{
            h += (x - 1) / b[i] + 1;
        }
    }
    //cout<<h<<'\n';
    return h <= m*n;
}


void solve(){
    cin>>n>>m;
    for(int i=1; i<=n; i++){
        cin>>a[i];
    }
    for(int i=1; i<=n; i++){
        cin>>b[i];
    }
    ll l=0, r=1e18;
    while(l < r){
        ll  mid=(l+r)/2;
        if(check(mid)) l = mid + 1;
        else r = mid;
    } 
    cout<<r - 1;
}


signed main(){
    solve();
}

Subtask #1

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 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	229 ms	10772 KB	Output is correct
12	Correct	219 ms	10780 KB	Output is correct
13	Correct	138 ms	8784 KB	Output is correct
14	Incorrect	148 ms	8788 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	2396 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	1 ms	2488 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	0 ms	2396 KB	Output is correct
9	Correct	93 ms	7504 KB	Output is correct
10	Correct	70 ms	6580 KB	Output is correct
11	Correct	45 ms	6144 KB	Output is correct
12	Correct	37 ms	5712 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	1 ms	2392 KB	Output is correct
15	Correct	0 ms	2392 KB	Output is correct
16	Correct	0 ms	2396 KB	Output is correct
17	Correct	0 ms	2492 KB	Output is correct
18	Incorrect	2 ms	2396 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	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 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	229 ms	10772 KB	Output is correct
12	Correct	219 ms	10780 KB	Output is correct
13	Correct	138 ms	8784 KB	Output is correct
14	Incorrect	148 ms	8788 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	2396 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	1 ms	2488 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	0 ms	2396 KB	Output is correct
9	Correct	93 ms	7504 KB	Output is correct
10	Correct	70 ms	6580 KB	Output is correct
11	Correct	45 ms	6144 KB	Output is correct
12	Correct	37 ms	5712 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	1 ms	2392 KB	Output is correct
15	Correct	0 ms	2392 KB	Output is correct
16	Correct	0 ms	2396 KB	Output is correct
17	Correct	0 ms	2492 KB	Output is correct
18	Incorrect	2 ms	2396 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	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 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	229 ms	10772 KB	Output is correct
12	Correct	219 ms	10780 KB	Output is correct
13	Correct	138 ms	8784 KB	Output is correct
14	Incorrect	148 ms	8788 KB	Output isn't correct
15	Halted	0 ms	0 KB	-