#include "bits/stdc++.h"
using namespace std;
#define ar array
typedef long long ll;
signed main() {
ios::sync_with_stdio(0); cin.tie(0);
int n, m; cin >> n >> m;
vector<int> a(n), b(n);
for(int i=0;i<n;i++){
cin >> a[i];
}
for(int i=0;i<n;i++){
cin >> b[i];
}
auto check = [&](ll p){
ll t = 0;
for(int i=0;i<n;i++){
if(b[i] > a[i]){
ll b_ = (p + b[i] - 1) / b[i];
t += b_;
} else {
if(a[i] * 1ll * m >= p){
ll a_ = (p + a[i] - 1) / a[i];
t += a_;
} else {
ll a_ = m;
ll b_ = (p - a[i] * 1ll * a_ + b[i] - 1) / b[i];
t += a_ + b_;
}
}
if(t > n * 1ll * m) return false;
}
if(t <= n * 1ll * m) return true;
else return false;
};
ll l = 1, r = 1e18 + 1;
while(r - l > 1){
ll m = (l + r) >> 1;
if(check(m)) l = m;
else r = m;
}
if(check(r)) cout<<r<<"\n";
else cout<<l<<"\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 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 |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
80 ms |
2792 KB |
Output is correct |
12 |
Correct |
79 ms |
2652 KB |
Output is correct |
13 |
Correct |
48 ms |
2648 KB |
Output is correct |
14 |
Correct |
42 ms |
2652 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
20 ms |
2652 KB |
Output is correct |
17 |
Correct |
57 ms |
2652 KB |
Output is correct |
18 |
Correct |
60 ms |
2648 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
20 ms |
2652 KB |
Output is correct |
3 |
Correct |
57 ms |
2652 KB |
Output is correct |
4 |
Correct |
60 ms |
2648 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 |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
34 ms |
1628 KB |
Output is correct |
14 |
Correct |
20 ms |
1112 KB |
Output is correct |
15 |
Correct |
15 ms |
856 KB |
Output is correct |
16 |
Correct |
12 ms |
860 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
1 ms |
492 KB |
Output is correct |
23 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 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 |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
80 ms |
2792 KB |
Output is correct |
12 |
Correct |
79 ms |
2652 KB |
Output is correct |
13 |
Correct |
48 ms |
2648 KB |
Output is correct |
14 |
Correct |
42 ms |
2652 KB |
Output is correct |
15 |
Correct |
0 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 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
34 ms |
1628 KB |
Output is correct |
24 |
Correct |
20 ms |
1112 KB |
Output is correct |
25 |
Correct |
15 ms |
856 KB |
Output is correct |
26 |
Correct |
12 ms |
860 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
492 KB |
Output is correct |
33 |
Correct |
1 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
20 ms |
2652 KB |
Output is correct |
36 |
Correct |
57 ms |
2652 KB |
Output is correct |
37 |
Correct |
60 ms |
2648 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
1 ms |
348 KB |
Output is correct |
41 |
Correct |
0 ms |
344 KB |
Output is correct |
42 |
Correct |
0 ms |
348 KB |
Output is correct |
43 |
Correct |
0 ms |
348 KB |
Output is correct |
44 |
Correct |
0 ms |
348 KB |
Output is correct |
45 |
Correct |
1 ms |
348 KB |
Output is correct |
46 |
Correct |
2 ms |
348 KB |
Output is correct |
47 |
Correct |
0 ms |
344 KB |
Output is correct |
48 |
Correct |
14 ms |
860 KB |
Output is correct |
49 |
Correct |
0 ms |
348 KB |
Output is correct |
50 |
Correct |
0 ms |
348 KB |
Output is correct |
51 |
Correct |
1 ms |
348 KB |
Output is correct |
52 |
Correct |
0 ms |
348 KB |
Output is correct |
53 |
Correct |
0 ms |
348 KB |
Output is correct |
54 |
Correct |
0 ms |
348 KB |
Output is correct |
55 |
Correct |
46 ms |
1624 KB |
Output is correct |
56 |
Correct |
18 ms |
1116 KB |
Output is correct |
57 |
Correct |
16 ms |
1112 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 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 |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
34 ms |
1628 KB |
Output is correct |
10 |
Correct |
20 ms |
1112 KB |
Output is correct |
11 |
Correct |
15 ms |
856 KB |
Output is correct |
12 |
Correct |
12 ms |
860 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
0 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 |
Correct |
1 ms |
492 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
344 KB |
Output is correct |
21 |
Correct |
20 ms |
2652 KB |
Output is correct |
22 |
Correct |
57 ms |
2652 KB |
Output is correct |
23 |
Correct |
60 ms |
2648 KB |
Output is correct |
24 |
Correct |
12 ms |
604 KB |
Output is correct |
25 |
Correct |
34 ms |
1372 KB |
Output is correct |
26 |
Correct |
7 ms |
600 KB |
Output is correct |
27 |
Correct |
62 ms |
2652 KB |
Output is correct |
28 |
Correct |
61 ms |
2796 KB |
Output is correct |
29 |
Correct |
61 ms |
2648 KB |
Output is correct |
30 |
Correct |
73 ms |
2648 KB |
Output is correct |
31 |
Correct |
76 ms |
2652 KB |
Output is correct |
32 |
Correct |
43 ms |
2652 KB |
Output is correct |
33 |
Correct |
83 ms |
2904 KB |
Output is correct |
34 |
Correct |
41 ms |
2648 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 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 |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
80 ms |
2792 KB |
Output is correct |
12 |
Correct |
79 ms |
2652 KB |
Output is correct |
13 |
Correct |
48 ms |
2648 KB |
Output is correct |
14 |
Correct |
42 ms |
2652 KB |
Output is correct |
15 |
Correct |
0 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 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
34 ms |
1628 KB |
Output is correct |
24 |
Correct |
20 ms |
1112 KB |
Output is correct |
25 |
Correct |
15 ms |
856 KB |
Output is correct |
26 |
Correct |
12 ms |
860 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
492 KB |
Output is correct |
33 |
Correct |
1 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
1 ms |
348 KB |
Output is correct |
37 |
Correct |
0 ms |
344 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
0 ms |
348 KB |
Output is correct |
41 |
Correct |
1 ms |
348 KB |
Output is correct |
42 |
Correct |
2 ms |
348 KB |
Output is correct |
43 |
Correct |
0 ms |
344 KB |
Output is correct |
44 |
Correct |
14 ms |
860 KB |
Output is correct |
45 |
Correct |
0 ms |
348 KB |
Output is correct |
46 |
Correct |
0 ms |
348 KB |
Output is correct |
47 |
Correct |
1 ms |
348 KB |
Output is correct |
48 |
Correct |
0 ms |
348 KB |
Output is correct |
49 |
Correct |
0 ms |
348 KB |
Output is correct |
50 |
Correct |
0 ms |
348 KB |
Output is correct |
51 |
Correct |
46 ms |
1624 KB |
Output is correct |
52 |
Correct |
18 ms |
1116 KB |
Output is correct |
53 |
Correct |
16 ms |
1112 KB |
Output is correct |
54 |
Correct |
12 ms |
604 KB |
Output is correct |
55 |
Correct |
34 ms |
1372 KB |
Output is correct |
56 |
Correct |
7 ms |
600 KB |
Output is correct |
57 |
Correct |
62 ms |
2652 KB |
Output is correct |
58 |
Correct |
61 ms |
2796 KB |
Output is correct |
59 |
Correct |
61 ms |
2648 KB |
Output is correct |
60 |
Correct |
73 ms |
2648 KB |
Output is correct |
61 |
Correct |
76 ms |
2652 KB |
Output is correct |
62 |
Correct |
43 ms |
2652 KB |
Output is correct |
63 |
Correct |
83 ms |
2904 KB |
Output is correct |
64 |
Correct |
41 ms |
2648 KB |
Output is correct |
65 |
Correct |
0 ms |
344 KB |
Output is correct |
66 |
Correct |
20 ms |
2652 KB |
Output is correct |
67 |
Correct |
57 ms |
2652 KB |
Output is correct |
68 |
Correct |
60 ms |
2648 KB |
Output is correct |
69 |
Correct |
15 ms |
604 KB |
Output is correct |
70 |
Correct |
3 ms |
348 KB |
Output is correct |
71 |
Correct |
0 ms |
348 KB |
Output is correct |
72 |
Correct |
17 ms |
604 KB |
Output is correct |
73 |
Correct |
3 ms |
536 KB |
Output is correct |
74 |
Correct |
1 ms |
348 KB |
Output is correct |
75 |
Correct |
84 ms |
2652 KB |
Output is correct |
76 |
Correct |
90 ms |
2648 KB |
Output is correct |
77 |
Correct |
98 ms |
2648 KB |
Output is correct |
78 |
Correct |
112 ms |
2792 KB |
Output is correct |
79 |
Correct |
121 ms |
2792 KB |
Output is correct |
80 |
Correct |
122 ms |
2652 KB |
Output is correct |
81 |
Correct |
71 ms |
2652 KB |
Output is correct |
82 |
Correct |
73 ms |
2788 KB |
Output is correct |