#include <bits/stdc++.h>
using namespace std;
int main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
long long n, m;
cin >> n >> m;
vector<long long> a(n);
for(auto &x : a) cin >> x;
vector<long long> b(n);
for(auto &x : b) cin >> x;
for(int i = 0; i < n; i++) a[i] = max(a[i], b[i]);
auto check = [&](long long val){
long long cnt = 0;
for(int i = 0; i < n; i++){
if(a[i]*m >= val) cnt += ((val - 1)/a[i] + 1);
else cnt += (m + (val - m*a[i] -1)/b[i] + 1);
}
if(cnt <= m*n) return true;
else return false;
};
long long l = 0, r = 1e18;
while(l+1 != r){
long long mid = (l+r)/2;
if(check(mid)) l = mid;
else r = mid;
}
cout << l << '\n';
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 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 |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
1 ms |
348 KB |
Output is correct |
| 11 |
Correct |
81 ms |
4956 KB |
Output is correct |
| 12 |
Correct |
85 ms |
4944 KB |
Output is correct |
| 13 |
Correct |
73 ms |
4952 KB |
Output is correct |
| 14 |
Incorrect |
82 ms |
4952 KB |
Output isn't correct |
| 15 |
Halted |
0 ms |
0 KB |
- |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
1 ms |
344 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 |
44 ms |
2668 KB |
Output is correct |
| 10 |
Correct |
30 ms |
2136 KB |
Output is correct |
| 11 |
Correct |
21 ms |
1628 KB |
Output is correct |
| 12 |
Correct |
16 ms |
1416 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
1 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 |
- |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 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 |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
1 ms |
348 KB |
Output is correct |
| 11 |
Correct |
81 ms |
4956 KB |
Output is correct |
| 12 |
Correct |
85 ms |
4944 KB |
Output is correct |
| 13 |
Correct |
73 ms |
4952 KB |
Output is correct |
| 14 |
Incorrect |
82 ms |
4952 KB |
Output isn't correct |
| 15 |
Halted |
0 ms |
0 KB |
- |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
1 ms |
344 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 |
44 ms |
2668 KB |
Output is correct |
| 10 |
Correct |
30 ms |
2136 KB |
Output is correct |
| 11 |
Correct |
21 ms |
1628 KB |
Output is correct |
| 12 |
Correct |
16 ms |
1416 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
1 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 |
- |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 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 |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
1 ms |
348 KB |
Output is correct |
| 11 |
Correct |
81 ms |
4956 KB |
Output is correct |
| 12 |
Correct |
85 ms |
4944 KB |
Output is correct |
| 13 |
Correct |
73 ms |
4952 KB |
Output is correct |
| 14 |
Incorrect |
82 ms |
4952 KB |
Output isn't correct |
| 15 |
Halted |
0 ms |
0 KB |
- |
