#include <bits/stdc++.h>
using namespace std;
#define lli long long int
#define pb push_back
#define eb emplace_back
#define pii pair<int,int>
#define X first
#define Y second
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
void abc() {cout << endl;}
template <typename T, typename ...U> void abc(T i, U ...j) {
cout << i << ' ', abc(j...);
}
template <typename T> void printv(T l, T r) {
for (; l != r; ++l) cout << *l << " \n"[l + 1 == r];
}
#ifdef Doludu
#define test(x...) abc("[" + string(#x) + "]", x)
#define owo freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout)
#else
#define test(x...) void(0)
#define owo ios::sync_with_stdio(false), cin.tie(0);
#endif
const int N = 200000;
int main () {
owo;
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], a[i] = max(a[i], b[i]);
auto ask = [&](lli bound) {
lli rem = 0;
for (int i = 0; i < n; ++i) {
lli need = (bound + a[i] - 1) / a[i];
if (need <= m)
rem += m - need;
else
rem -= (bound - 1ll * a[i] * m + b[i] - 1) / b[i];
if (rem + 1ll * m * n < 0)
return false;
}
return rem >= 0;
};
lli l = 0, r = 1ll << 60;
while (r - l > 1) {
(ask(l + r >> 1) ? l : r) = l + r >> 1;
}
cout << l << endl;
}
Compilation message
Main.cpp: In function 'int main()':
Main.cpp:51:10: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
51 | (ask(l + r >> 1) ? l : r) = l + r >> 1;
| ~~^~~
Main.cpp:51:33: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
51 | (ask(l + r >> 1) ? l : r) = l + r >> 1;
| ~~^~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
208 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 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 |
1 ms |
316 KB |
Output is correct |
10 |
Correct |
2 ms |
332 KB |
Output is correct |
11 |
Correct |
110 ms |
7208 KB |
Output is correct |
12 |
Correct |
114 ms |
6924 KB |
Output is correct |
13 |
Correct |
141 ms |
4196 KB |
Output is correct |
14 |
Correct |
91 ms |
6316 KB |
Output is correct |
15 |
Correct |
0 ms |
208 KB |
Output is correct |
16 |
Correct |
37 ms |
2976 KB |
Output is correct |
17 |
Correct |
152 ms |
3456 KB |
Output is correct |
18 |
Correct |
110 ms |
3856 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
208 KB |
Output is correct |
2 |
Correct |
37 ms |
2976 KB |
Output is correct |
3 |
Correct |
152 ms |
3456 KB |
Output is correct |
4 |
Correct |
110 ms |
3856 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 |
208 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
208 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
1 ms |
204 KB |
Output is correct |
13 |
Correct |
59 ms |
3616 KB |
Output is correct |
14 |
Correct |
49 ms |
1852 KB |
Output is correct |
15 |
Correct |
28 ms |
1476 KB |
Output is correct |
16 |
Correct |
27 ms |
1276 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
1 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
1 ms |
204 KB |
Output is correct |
22 |
Correct |
1 ms |
332 KB |
Output is correct |
23 |
Correct |
5 ms |
332 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
208 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 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 |
1 ms |
316 KB |
Output is correct |
10 |
Correct |
2 ms |
332 KB |
Output is correct |
11 |
Correct |
110 ms |
7208 KB |
Output is correct |
12 |
Correct |
114 ms |
6924 KB |
Output is correct |
13 |
Correct |
141 ms |
4196 KB |
Output is correct |
14 |
Correct |
91 ms |
6316 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
0 ms |
204 KB |
Output is correct |
17 |
Correct |
1 ms |
208 KB |
Output is correct |
18 |
Correct |
1 ms |
204 KB |
Output is correct |
19 |
Correct |
1 ms |
208 KB |
Output is correct |
20 |
Correct |
1 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
1 ms |
204 KB |
Output is correct |
23 |
Correct |
59 ms |
3616 KB |
Output is correct |
24 |
Correct |
49 ms |
1852 KB |
Output is correct |
25 |
Correct |
28 ms |
1476 KB |
Output is correct |
26 |
Correct |
27 ms |
1276 KB |
Output is correct |
27 |
Correct |
1 ms |
332 KB |
Output is correct |
28 |
Correct |
0 ms |
204 KB |
Output is correct |
29 |
Correct |
1 ms |
204 KB |
Output is correct |
30 |
Correct |
0 ms |
204 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Correct |
1 ms |
332 KB |
Output is correct |
33 |
Correct |
5 ms |
332 KB |
Output is correct |
34 |
Correct |
0 ms |
208 KB |
Output is correct |
35 |
Correct |
37 ms |
2976 KB |
Output is correct |
36 |
Correct |
152 ms |
3456 KB |
Output is correct |
37 |
Correct |
110 ms |
3856 KB |
Output is correct |
38 |
Correct |
1 ms |
204 KB |
Output is correct |
39 |
Correct |
1 ms |
204 KB |
Output is correct |
40 |
Correct |
0 ms |
204 KB |
Output is correct |
41 |
Correct |
0 ms |
204 KB |
Output is correct |
42 |
Correct |
1 ms |
204 KB |
Output is correct |
43 |
Correct |
0 ms |
204 KB |
Output is correct |
44 |
Correct |
0 ms |
204 KB |
Output is correct |
45 |
Correct |
3 ms |
300 KB |
Output is correct |
46 |
Correct |
4 ms |
460 KB |
Output is correct |
47 |
Correct |
1 ms |
204 KB |
Output is correct |
48 |
Correct |
21 ms |
1244 KB |
Output is correct |
49 |
Correct |
1 ms |
312 KB |
Output is correct |
50 |
Correct |
1 ms |
204 KB |
Output is correct |
51 |
Correct |
3 ms |
332 KB |
Output is correct |
52 |
Correct |
1 ms |
204 KB |
Output is correct |
53 |
Correct |
0 ms |
208 KB |
Output is correct |
54 |
Correct |
1 ms |
204 KB |
Output is correct |
55 |
Correct |
65 ms |
3156 KB |
Output is correct |
56 |
Correct |
49 ms |
1764 KB |
Output is correct |
57 |
Correct |
30 ms |
1620 KB |
Output is correct |
# |
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 |
208 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
208 KB |
Output is correct |
6 |
Correct |
1 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 |
59 ms |
3616 KB |
Output is correct |
10 |
Correct |
49 ms |
1852 KB |
Output is correct |
11 |
Correct |
28 ms |
1476 KB |
Output is correct |
12 |
Correct |
27 ms |
1276 KB |
Output is correct |
13 |
Correct |
1 ms |
332 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
1 ms |
204 KB |
Output is correct |
16 |
Correct |
0 ms |
204 KB |
Output is correct |
17 |
Correct |
1 ms |
204 KB |
Output is correct |
18 |
Correct |
1 ms |
332 KB |
Output is correct |
19 |
Correct |
5 ms |
332 KB |
Output is correct |
20 |
Correct |
0 ms |
208 KB |
Output is correct |
21 |
Correct |
37 ms |
2976 KB |
Output is correct |
22 |
Correct |
152 ms |
3456 KB |
Output is correct |
23 |
Correct |
110 ms |
3856 KB |
Output is correct |
24 |
Correct |
36 ms |
1000 KB |
Output is correct |
25 |
Correct |
110 ms |
2148 KB |
Output is correct |
26 |
Correct |
16 ms |
740 KB |
Output is correct |
27 |
Correct |
118 ms |
4288 KB |
Output is correct |
28 |
Correct |
117 ms |
4328 KB |
Output is correct |
29 |
Correct |
119 ms |
4352 KB |
Output is correct |
30 |
Correct |
148 ms |
4456 KB |
Output is correct |
31 |
Correct |
246 ms |
5648 KB |
Output is correct |
32 |
Correct |
157 ms |
3260 KB |
Output is correct |
33 |
Correct |
323 ms |
4284 KB |
Output is correct |
34 |
Correct |
172 ms |
2756 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
208 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 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 |
1 ms |
316 KB |
Output is correct |
10 |
Correct |
2 ms |
332 KB |
Output is correct |
11 |
Correct |
110 ms |
7208 KB |
Output is correct |
12 |
Correct |
114 ms |
6924 KB |
Output is correct |
13 |
Correct |
141 ms |
4196 KB |
Output is correct |
14 |
Correct |
91 ms |
6316 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
0 ms |
204 KB |
Output is correct |
17 |
Correct |
1 ms |
208 KB |
Output is correct |
18 |
Correct |
1 ms |
204 KB |
Output is correct |
19 |
Correct |
1 ms |
208 KB |
Output is correct |
20 |
Correct |
1 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
1 ms |
204 KB |
Output is correct |
23 |
Correct |
59 ms |
3616 KB |
Output is correct |
24 |
Correct |
49 ms |
1852 KB |
Output is correct |
25 |
Correct |
28 ms |
1476 KB |
Output is correct |
26 |
Correct |
27 ms |
1276 KB |
Output is correct |
27 |
Correct |
1 ms |
332 KB |
Output is correct |
28 |
Correct |
0 ms |
204 KB |
Output is correct |
29 |
Correct |
1 ms |
204 KB |
Output is correct |
30 |
Correct |
0 ms |
204 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Correct |
1 ms |
332 KB |
Output is correct |
33 |
Correct |
5 ms |
332 KB |
Output is correct |
34 |
Correct |
1 ms |
204 KB |
Output is correct |
35 |
Correct |
1 ms |
204 KB |
Output is correct |
36 |
Correct |
0 ms |
204 KB |
Output is correct |
37 |
Correct |
0 ms |
204 KB |
Output is correct |
38 |
Correct |
1 ms |
204 KB |
Output is correct |
39 |
Correct |
0 ms |
204 KB |
Output is correct |
40 |
Correct |
0 ms |
204 KB |
Output is correct |
41 |
Correct |
3 ms |
300 KB |
Output is correct |
42 |
Correct |
4 ms |
460 KB |
Output is correct |
43 |
Correct |
1 ms |
204 KB |
Output is correct |
44 |
Correct |
21 ms |
1244 KB |
Output is correct |
45 |
Correct |
1 ms |
312 KB |
Output is correct |
46 |
Correct |
1 ms |
204 KB |
Output is correct |
47 |
Correct |
3 ms |
332 KB |
Output is correct |
48 |
Correct |
1 ms |
204 KB |
Output is correct |
49 |
Correct |
0 ms |
208 KB |
Output is correct |
50 |
Correct |
1 ms |
204 KB |
Output is correct |
51 |
Correct |
65 ms |
3156 KB |
Output is correct |
52 |
Correct |
49 ms |
1764 KB |
Output is correct |
53 |
Correct |
30 ms |
1620 KB |
Output is correct |
54 |
Correct |
36 ms |
1000 KB |
Output is correct |
55 |
Correct |
110 ms |
2148 KB |
Output is correct |
56 |
Correct |
16 ms |
740 KB |
Output is correct |
57 |
Correct |
118 ms |
4288 KB |
Output is correct |
58 |
Correct |
117 ms |
4328 KB |
Output is correct |
59 |
Correct |
119 ms |
4352 KB |
Output is correct |
60 |
Correct |
148 ms |
4456 KB |
Output is correct |
61 |
Correct |
246 ms |
5648 KB |
Output is correct |
62 |
Correct |
157 ms |
3260 KB |
Output is correct |
63 |
Correct |
323 ms |
4284 KB |
Output is correct |
64 |
Correct |
172 ms |
2756 KB |
Output is correct |
65 |
Correct |
0 ms |
208 KB |
Output is correct |
66 |
Correct |
37 ms |
2976 KB |
Output is correct |
67 |
Correct |
152 ms |
3456 KB |
Output is correct |
68 |
Correct |
110 ms |
3856 KB |
Output is correct |
69 |
Correct |
25 ms |
740 KB |
Output is correct |
70 |
Correct |
7 ms |
332 KB |
Output is correct |
71 |
Correct |
0 ms |
204 KB |
Output is correct |
72 |
Correct |
42 ms |
852 KB |
Output is correct |
73 |
Correct |
8 ms |
460 KB |
Output is correct |
74 |
Correct |
2 ms |
332 KB |
Output is correct |
75 |
Correct |
120 ms |
4672 KB |
Output is correct |
76 |
Correct |
138 ms |
4428 KB |
Output is correct |
77 |
Correct |
179 ms |
3892 KB |
Output is correct |
78 |
Correct |
180 ms |
2928 KB |
Output is correct |
79 |
Correct |
251 ms |
4364 KB |
Output is correct |
80 |
Correct |
247 ms |
7224 KB |
Output is correct |
81 |
Correct |
299 ms |
4172 KB |
Output is correct |
82 |
Correct |
240 ms |
4500 KB |
Output is correct |