#include <iostream>
#include <vector>
#define loop(i,a,b) for(int i=a;i<b;i++)
using namespace std;
long long A[300050], B[300050];
void db(){
cout << "\n";
}
template<class T, class ...U>
void db(T XXX, U ...YYY){
cout << XXX << " "; db(YYY...);
}
int main(){
// ios::sync_with_stdio(false); cin.tie(0);
long long N, M;
cin >> N >> M;
loop(i,0,N) cin >> A[i];
loop(i,0,N) cin >> B[i];
long long ok = 0, ng = 1LL << 60;
auto check = [&](long long x) -> bool {
long long day = 0, cost, day_test = 0;
loop(i,0,N){
if(x <= max(A[i], B[i]) * M) day += (x - 1) / max(A[i], B[i]) + 1;
else day += M + (x - max(A[i], B[i]) * M - 1) / B[i] + 1;
cost = x;
cost -= min<long long>(((cost-1) / max(A[i], B[i]) + 1), M) * max(A[i], B[i]);
day_test += min<long long>(((cost-1) / max(A[i], B[i]) + 1), M);
if(cost > 0)
day_test += ((cost-1) / B[i] + 1);
//if(day != day_test) exit(0);
if(day > N * M) return 0;
}
return 1;
};
while(ng - ok > 1){
//db();
long long mid = (ng + ok) / 2;
if(check(mid)) ok = mid;
else ng = mid;
}
cout << ok << endl;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 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 |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
4 ms |
340 KB |
Output is correct |
11 |
Correct |
251 ms |
4876 KB |
Output is correct |
12 |
Correct |
243 ms |
4944 KB |
Output is correct |
13 |
Correct |
179 ms |
4960 KB |
Output is correct |
14 |
Correct |
172 ms |
4948 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
76 ms |
4860 KB |
Output is correct |
17 |
Correct |
258 ms |
4932 KB |
Output is correct |
18 |
Correct |
247 ms |
4936 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
76 ms |
4860 KB |
Output is correct |
3 |
Correct |
258 ms |
4932 KB |
Output is correct |
4 |
Correct |
247 ms |
4936 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 |
212 KB |
Output is correct |
8 |
Correct |
0 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 |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
123 ms |
2564 KB |
Output is correct |
14 |
Correct |
83 ms |
1800 KB |
Output is correct |
15 |
Correct |
62 ms |
1616 KB |
Output is correct |
16 |
Correct |
53 ms |
1364 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
0 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 |
212 KB |
Output is correct |
22 |
Correct |
2 ms |
340 KB |
Output is correct |
23 |
Correct |
5 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 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 |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
4 ms |
340 KB |
Output is correct |
11 |
Correct |
251 ms |
4876 KB |
Output is correct |
12 |
Correct |
243 ms |
4944 KB |
Output is correct |
13 |
Correct |
179 ms |
4960 KB |
Output is correct |
14 |
Correct |
172 ms |
4948 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 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 |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
123 ms |
2564 KB |
Output is correct |
24 |
Correct |
83 ms |
1800 KB |
Output is correct |
25 |
Correct |
62 ms |
1616 KB |
Output is correct |
26 |
Correct |
53 ms |
1364 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
0 ms |
212 KB |
Output is correct |
29 |
Correct |
0 ms |
212 KB |
Output is correct |
30 |
Correct |
0 ms |
212 KB |
Output is correct |
31 |
Correct |
0 ms |
212 KB |
Output is correct |
32 |
Correct |
2 ms |
340 KB |
Output is correct |
33 |
Correct |
5 ms |
340 KB |
Output is correct |
34 |
Correct |
0 ms |
212 KB |
Output is correct |
35 |
Correct |
76 ms |
4860 KB |
Output is correct |
36 |
Correct |
258 ms |
4932 KB |
Output is correct |
37 |
Correct |
247 ms |
4936 KB |
Output is correct |
38 |
Correct |
0 ms |
212 KB |
Output is correct |
39 |
Correct |
0 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 |
0 ms |
212 KB |
Output is correct |
44 |
Correct |
0 ms |
212 KB |
Output is correct |
45 |
Correct |
5 ms |
372 KB |
Output is correct |
46 |
Correct |
8 ms |
424 KB |
Output is correct |
47 |
Correct |
1 ms |
212 KB |
Output is correct |
48 |
Correct |
46 ms |
976 KB |
Output is correct |
49 |
Correct |
0 ms |
212 KB |
Output is correct |
50 |
Correct |
0 ms |
212 KB |
Output is correct |
51 |
Correct |
4 ms |
340 KB |
Output is correct |
52 |
Correct |
0 ms |
212 KB |
Output is correct |
53 |
Correct |
1 ms |
212 KB |
Output is correct |
54 |
Correct |
1 ms |
212 KB |
Output is correct |
55 |
Correct |
125 ms |
2616 KB |
Output is correct |
56 |
Correct |
85 ms |
1856 KB |
Output is correct |
57 |
Correct |
57 ms |
1740 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 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 |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
123 ms |
2564 KB |
Output is correct |
10 |
Correct |
83 ms |
1800 KB |
Output is correct |
11 |
Correct |
62 ms |
1616 KB |
Output is correct |
12 |
Correct |
53 ms |
1364 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
2 ms |
340 KB |
Output is correct |
19 |
Correct |
5 ms |
340 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
76 ms |
4860 KB |
Output is correct |
22 |
Correct |
258 ms |
4932 KB |
Output is correct |
23 |
Correct |
247 ms |
4936 KB |
Output is correct |
24 |
Correct |
54 ms |
1012 KB |
Output is correct |
25 |
Correct |
137 ms |
2380 KB |
Output is correct |
26 |
Correct |
28 ms |
724 KB |
Output is correct |
27 |
Correct |
243 ms |
4868 KB |
Output is correct |
28 |
Correct |
250 ms |
5096 KB |
Output is correct |
29 |
Correct |
250 ms |
4948 KB |
Output is correct |
30 |
Correct |
268 ms |
4892 KB |
Output is correct |
31 |
Correct |
409 ms |
4996 KB |
Output is correct |
32 |
Correct |
143 ms |
4900 KB |
Output is correct |
33 |
Correct |
345 ms |
4976 KB |
Output is correct |
34 |
Correct |
147 ms |
5016 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 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 |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
4 ms |
340 KB |
Output is correct |
11 |
Correct |
251 ms |
4876 KB |
Output is correct |
12 |
Correct |
243 ms |
4944 KB |
Output is correct |
13 |
Correct |
179 ms |
4960 KB |
Output is correct |
14 |
Correct |
172 ms |
4948 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 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 |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
123 ms |
2564 KB |
Output is correct |
24 |
Correct |
83 ms |
1800 KB |
Output is correct |
25 |
Correct |
62 ms |
1616 KB |
Output is correct |
26 |
Correct |
53 ms |
1364 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
0 ms |
212 KB |
Output is correct |
29 |
Correct |
0 ms |
212 KB |
Output is correct |
30 |
Correct |
0 ms |
212 KB |
Output is correct |
31 |
Correct |
0 ms |
212 KB |
Output is correct |
32 |
Correct |
2 ms |
340 KB |
Output is correct |
33 |
Correct |
5 ms |
340 KB |
Output is correct |
34 |
Correct |
0 ms |
212 KB |
Output is correct |
35 |
Correct |
0 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 |
0 ms |
212 KB |
Output is correct |
40 |
Correct |
0 ms |
212 KB |
Output is correct |
41 |
Correct |
5 ms |
372 KB |
Output is correct |
42 |
Correct |
8 ms |
424 KB |
Output is correct |
43 |
Correct |
1 ms |
212 KB |
Output is correct |
44 |
Correct |
46 ms |
976 KB |
Output is correct |
45 |
Correct |
0 ms |
212 KB |
Output is correct |
46 |
Correct |
0 ms |
212 KB |
Output is correct |
47 |
Correct |
4 ms |
340 KB |
Output is correct |
48 |
Correct |
0 ms |
212 KB |
Output is correct |
49 |
Correct |
1 ms |
212 KB |
Output is correct |
50 |
Correct |
1 ms |
212 KB |
Output is correct |
51 |
Correct |
125 ms |
2616 KB |
Output is correct |
52 |
Correct |
85 ms |
1856 KB |
Output is correct |
53 |
Correct |
57 ms |
1740 KB |
Output is correct |
54 |
Correct |
54 ms |
1012 KB |
Output is correct |
55 |
Correct |
137 ms |
2380 KB |
Output is correct |
56 |
Correct |
28 ms |
724 KB |
Output is correct |
57 |
Correct |
243 ms |
4868 KB |
Output is correct |
58 |
Correct |
250 ms |
5096 KB |
Output is correct |
59 |
Correct |
250 ms |
4948 KB |
Output is correct |
60 |
Correct |
268 ms |
4892 KB |
Output is correct |
61 |
Correct |
409 ms |
4996 KB |
Output is correct |
62 |
Correct |
143 ms |
4900 KB |
Output is correct |
63 |
Correct |
345 ms |
4976 KB |
Output is correct |
64 |
Correct |
147 ms |
5016 KB |
Output is correct |
65 |
Correct |
0 ms |
212 KB |
Output is correct |
66 |
Correct |
76 ms |
4860 KB |
Output is correct |
67 |
Correct |
258 ms |
4932 KB |
Output is correct |
68 |
Correct |
247 ms |
4936 KB |
Output is correct |
69 |
Correct |
37 ms |
776 KB |
Output is correct |
70 |
Correct |
10 ms |
340 KB |
Output is correct |
71 |
Correct |
1 ms |
212 KB |
Output is correct |
72 |
Correct |
52 ms |
968 KB |
Output is correct |
73 |
Correct |
11 ms |
468 KB |
Output is correct |
74 |
Correct |
1 ms |
212 KB |
Output is correct |
75 |
Correct |
251 ms |
4872 KB |
Output is correct |
76 |
Correct |
257 ms |
4888 KB |
Output is correct |
77 |
Correct |
270 ms |
4976 KB |
Output is correct |
78 |
Correct |
300 ms |
5000 KB |
Output is correct |
79 |
Correct |
355 ms |
4940 KB |
Output is correct |
80 |
Correct |
368 ms |
5092 KB |
Output is correct |
81 |
Correct |
272 ms |
4940 KB |
Output is correct |
82 |
Correct |
260 ms |
4864 KB |
Output is correct |