#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
ll n,m;
vector<ll> a,b;
bool isok(ll target){ // ans>=target;
ll time = 0;
for (ll i = 0;i<n;i++){
ll x = m;
ll t = target - x*a[i];
if (t<=-a[i]){
x -= (-t)/a[i];
t = target - x*a[i];
}else if (t>0){
x += t/b[i];
t -= (t/b[i])*b[i];
while (t>0){
x++;
t-=b[i];
}
}
time += x;
}
return time<=n*m;
}
ll check(ll l, ll r){
if (l >= r) return l;
ll mid = (l+r)/2;
if (isok(mid+1)){
return check(mid+1,r);
}else{
return check(l,mid);
}
}
int main(){
ios::sync_with_stdio(0);cin.tie(0);
cin >> n >> m;
a.resize(n,0);
b.resize(n,0);
for (ll i = 0;i<n;i++){
cin >> a[i];
}
for (ll i = 0;i<n;i++){
cin >> b[i];
a[i] = max(a[i], b[i]);
}
cout << check(0,5e18) << "\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
3 ms |
332 KB |
Output is correct |
11 |
Correct |
139 ms |
5000 KB |
Output is correct |
12 |
Correct |
137 ms |
4996 KB |
Output is correct |
13 |
Correct |
140 ms |
4940 KB |
Output is correct |
14 |
Incorrect |
324 ms |
5000 KB |
Output isn't correct |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
93 ms |
2656 KB |
Output is correct |
10 |
Correct |
58 ms |
1868 KB |
Output is correct |
11 |
Correct |
45 ms |
1484 KB |
Output is correct |
12 |
Correct |
36 ms |
1228 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
1 ms |
204 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Incorrect |
6 ms |
380 KB |
Output isn't correct |
19 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
3 ms |
332 KB |
Output is correct |
11 |
Correct |
139 ms |
5000 KB |
Output is correct |
12 |
Correct |
137 ms |
4996 KB |
Output is correct |
13 |
Correct |
140 ms |
4940 KB |
Output is correct |
14 |
Incorrect |
324 ms |
5000 KB |
Output isn't correct |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
93 ms |
2656 KB |
Output is correct |
10 |
Correct |
58 ms |
1868 KB |
Output is correct |
11 |
Correct |
45 ms |
1484 KB |
Output is correct |
12 |
Correct |
36 ms |
1228 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
1 ms |
204 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Incorrect |
6 ms |
380 KB |
Output isn't correct |
19 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
3 ms |
332 KB |
Output is correct |
11 |
Correct |
139 ms |
5000 KB |
Output is correct |
12 |
Correct |
137 ms |
4996 KB |
Output is correct |
13 |
Correct |
140 ms |
4940 KB |
Output is correct |
14 |
Incorrect |
324 ms |
5000 KB |
Output isn't correct |
15 |
Halted |
0 ms |
0 KB |
- |