#include "bits/stdc++.h"
using namespace std;
void abc() {cout << endl;}
template <typename T, typename ...U> void abc(T a, U ...b) {
cout << a << ' ', abc(b...);
}
template <typename T> void printv(T l, T r) {
while (l != r) cout << *l << " \n"[++l == r];
}
template <typename A, typename B> istream& operator >> (istream& o, pair<A, B> &a) {
return o >> a.first >> a.second;
}
template <typename A, typename B> ostream& operator << (ostream& o, pair<A, B> a) {
return o << '(' << a.first << ", " << a.second << ')';
}
template <typename T> ostream& operator << (ostream& o, vector<T> a) {
bool is = false;
for (T i : a) {o << (is ? ' ' : '{'), is = true, o << i;}
return o << '}';
}
#ifdef local
#define test(args...) abc("[" + string(#args) + "]", args)
#else
#define test(args...) void(0)
#endif
using ll = long long;
ll n, m;
ll a[300005], b[300005];
bool able(ll target) {
ll debt = 0;
for (int i = 0; i < n; i++) {
if (a[i] * m >= target) {
debt -= m - (target + a[i] - 1) / a[i];
} else {
debt += (target - a[i] * m + b[i] - 1) / b[i];
}
if (debt > n*m) return false;
}
return (debt <= 0);
}
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
// freopen("", "r", stdin);
// freopen("", "w", stdout);
cin >> n >> m;
for (int i = 0; i < n; i++) cin >> a[i];
for (int i = 0; i < n; i++) cin >> b[i];
for (int i = 0; i < n; i++) a[i] = max(a[i], b[i]);
ll l = 0, r = 1e18;
ll ans = 0;
// cout << able(12) << endl;
while (l <= r) {
ll mid = (l + r) / 2;
// cout << l << " " << r << " " << mid << endl;
if (able(mid)) {
ans = mid;
l = mid + 1;
} else r = mid - 1;
}
cout << ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
328 KB |
Output is correct |
8 |
Correct |
1 ms |
324 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
2 ms |
468 KB |
Output is correct |
11 |
Correct |
109 ms |
10740 KB |
Output is correct |
12 |
Correct |
97 ms |
10792 KB |
Output is correct |
13 |
Correct |
95 ms |
8792 KB |
Output is correct |
14 |
Correct |
76 ms |
8712 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
34 ms |
6168 KB |
Output is correct |
17 |
Correct |
138 ms |
11444 KB |
Output is correct |
18 |
Correct |
101 ms |
10704 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
34 ms |
6168 KB |
Output is correct |
3 |
Correct |
138 ms |
11444 KB |
Output is correct |
4 |
Correct |
101 ms |
10704 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
328 KB |
Output is correct |
12 |
Correct |
1 ms |
328 KB |
Output is correct |
13 |
Correct |
53 ms |
5448 KB |
Output is correct |
14 |
Correct |
35 ms |
3736 KB |
Output is correct |
15 |
Correct |
24 ms |
2916 KB |
Output is correct |
16 |
Correct |
21 ms |
2324 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
340 KB |
Output is correct |
23 |
Correct |
3 ms |
468 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
328 KB |
Output is correct |
8 |
Correct |
1 ms |
324 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
2 ms |
468 KB |
Output is correct |
11 |
Correct |
109 ms |
10740 KB |
Output is correct |
12 |
Correct |
97 ms |
10792 KB |
Output is correct |
13 |
Correct |
95 ms |
8792 KB |
Output is correct |
14 |
Correct |
76 ms |
8712 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
320 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
0 ms |
328 KB |
Output is correct |
22 |
Correct |
1 ms |
328 KB |
Output is correct |
23 |
Correct |
53 ms |
5448 KB |
Output is correct |
24 |
Correct |
35 ms |
3736 KB |
Output is correct |
25 |
Correct |
24 ms |
2916 KB |
Output is correct |
26 |
Correct |
21 ms |
2324 KB |
Output is correct |
27 |
Correct |
1 ms |
340 KB |
Output is correct |
28 |
Correct |
1 ms |
212 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
0 ms |
212 KB |
Output is correct |
31 |
Correct |
1 ms |
212 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
3 ms |
468 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
34 ms |
6168 KB |
Output is correct |
36 |
Correct |
138 ms |
11444 KB |
Output is correct |
37 |
Correct |
101 ms |
10704 KB |
Output is correct |
38 |
Correct |
0 ms |
212 KB |
Output is correct |
39 |
Correct |
1 ms |
212 KB |
Output is correct |
40 |
Correct |
1 ms |
212 KB |
Output is correct |
41 |
Correct |
0 ms |
212 KB |
Output is correct |
42 |
Correct |
1 ms |
212 KB |
Output is correct |
43 |
Correct |
1 ms |
212 KB |
Output is correct |
44 |
Correct |
1 ms |
212 KB |
Output is correct |
45 |
Correct |
3 ms |
468 KB |
Output is correct |
46 |
Correct |
5 ms |
584 KB |
Output is correct |
47 |
Correct |
1 ms |
340 KB |
Output is correct |
48 |
Correct |
19 ms |
2112 KB |
Output is correct |
49 |
Correct |
1 ms |
212 KB |
Output is correct |
50 |
Correct |
1 ms |
340 KB |
Output is correct |
51 |
Correct |
2 ms |
468 KB |
Output is correct |
52 |
Correct |
0 ms |
328 KB |
Output is correct |
53 |
Correct |
1 ms |
240 KB |
Output is correct |
54 |
Correct |
1 ms |
340 KB |
Output is correct |
55 |
Correct |
50 ms |
5452 KB |
Output is correct |
56 |
Correct |
34 ms |
3156 KB |
Output is correct |
57 |
Correct |
29 ms |
3120 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
328 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
53 ms |
5448 KB |
Output is correct |
10 |
Correct |
35 ms |
3736 KB |
Output is correct |
11 |
Correct |
24 ms |
2916 KB |
Output is correct |
12 |
Correct |
21 ms |
2324 KB |
Output is correct |
13 |
Correct |
1 ms |
340 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
340 KB |
Output is correct |
19 |
Correct |
3 ms |
468 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
34 ms |
6168 KB |
Output is correct |
22 |
Correct |
138 ms |
11444 KB |
Output is correct |
23 |
Correct |
101 ms |
10704 KB |
Output is correct |
24 |
Correct |
29 ms |
1928 KB |
Output is correct |
25 |
Correct |
73 ms |
4940 KB |
Output is correct |
26 |
Correct |
14 ms |
1412 KB |
Output is correct |
27 |
Correct |
96 ms |
10764 KB |
Output is correct |
28 |
Correct |
112 ms |
10824 KB |
Output is correct |
29 |
Correct |
107 ms |
10736 KB |
Output is correct |
30 |
Correct |
130 ms |
10724 KB |
Output is correct |
31 |
Correct |
205 ms |
10796 KB |
Output is correct |
32 |
Correct |
111 ms |
6144 KB |
Output is correct |
33 |
Correct |
244 ms |
11364 KB |
Output is correct |
34 |
Correct |
109 ms |
6172 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
328 KB |
Output is correct |
8 |
Correct |
1 ms |
324 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
2 ms |
468 KB |
Output is correct |
11 |
Correct |
109 ms |
10740 KB |
Output is correct |
12 |
Correct |
97 ms |
10792 KB |
Output is correct |
13 |
Correct |
95 ms |
8792 KB |
Output is correct |
14 |
Correct |
76 ms |
8712 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
320 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
0 ms |
328 KB |
Output is correct |
22 |
Correct |
1 ms |
328 KB |
Output is correct |
23 |
Correct |
53 ms |
5448 KB |
Output is correct |
24 |
Correct |
35 ms |
3736 KB |
Output is correct |
25 |
Correct |
24 ms |
2916 KB |
Output is correct |
26 |
Correct |
21 ms |
2324 KB |
Output is correct |
27 |
Correct |
1 ms |
340 KB |
Output is correct |
28 |
Correct |
1 ms |
212 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
0 ms |
212 KB |
Output is correct |
31 |
Correct |
1 ms |
212 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
3 ms |
468 KB |
Output is correct |
34 |
Correct |
0 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
212 KB |
Output is correct |
36 |
Correct |
1 ms |
212 KB |
Output is correct |
37 |
Correct |
0 ms |
212 KB |
Output is correct |
38 |
Correct |
1 ms |
212 KB |
Output is correct |
39 |
Correct |
1 ms |
212 KB |
Output is correct |
40 |
Correct |
1 ms |
212 KB |
Output is correct |
41 |
Correct |
3 ms |
468 KB |
Output is correct |
42 |
Correct |
5 ms |
584 KB |
Output is correct |
43 |
Correct |
1 ms |
340 KB |
Output is correct |
44 |
Correct |
19 ms |
2112 KB |
Output is correct |
45 |
Correct |
1 ms |
212 KB |
Output is correct |
46 |
Correct |
1 ms |
340 KB |
Output is correct |
47 |
Correct |
2 ms |
468 KB |
Output is correct |
48 |
Correct |
0 ms |
328 KB |
Output is correct |
49 |
Correct |
1 ms |
240 KB |
Output is correct |
50 |
Correct |
1 ms |
340 KB |
Output is correct |
51 |
Correct |
50 ms |
5452 KB |
Output is correct |
52 |
Correct |
34 ms |
3156 KB |
Output is correct |
53 |
Correct |
29 ms |
3120 KB |
Output is correct |
54 |
Correct |
29 ms |
1928 KB |
Output is correct |
55 |
Correct |
73 ms |
4940 KB |
Output is correct |
56 |
Correct |
14 ms |
1412 KB |
Output is correct |
57 |
Correct |
96 ms |
10764 KB |
Output is correct |
58 |
Correct |
112 ms |
10824 KB |
Output is correct |
59 |
Correct |
107 ms |
10736 KB |
Output is correct |
60 |
Correct |
130 ms |
10724 KB |
Output is correct |
61 |
Correct |
205 ms |
10796 KB |
Output is correct |
62 |
Correct |
111 ms |
6144 KB |
Output is correct |
63 |
Correct |
244 ms |
11364 KB |
Output is correct |
64 |
Correct |
109 ms |
6172 KB |
Output is correct |
65 |
Correct |
1 ms |
212 KB |
Output is correct |
66 |
Correct |
34 ms |
6168 KB |
Output is correct |
67 |
Correct |
138 ms |
11444 KB |
Output is correct |
68 |
Correct |
101 ms |
10704 KB |
Output is correct |
69 |
Correct |
23 ms |
1468 KB |
Output is correct |
70 |
Correct |
6 ms |
600 KB |
Output is correct |
71 |
Correct |
1 ms |
340 KB |
Output is correct |
72 |
Correct |
32 ms |
1736 KB |
Output is correct |
73 |
Correct |
7 ms |
596 KB |
Output is correct |
74 |
Correct |
1 ms |
340 KB |
Output is correct |
75 |
Correct |
109 ms |
10728 KB |
Output is correct |
76 |
Correct |
116 ms |
10892 KB |
Output is correct |
77 |
Correct |
131 ms |
10792 KB |
Output is correct |
78 |
Correct |
160 ms |
10808 KB |
Output is correct |
79 |
Correct |
207 ms |
10796 KB |
Output is correct |
80 |
Correct |
221 ms |
10796 KB |
Output is correct |
81 |
Correct |
233 ms |
8784 KB |
Output is correct |
82 |
Correct |
245 ms |
8812 KB |
Output is correct |