#include <iostream>
#include <array>
#include <algorithm>
#include <limits>
using ll = long long;
const int MAX_N = 2*1000*100 + 3;
std::array<ll, MAX_N> As, dp;
int solve(int n) {
std::reverse(As.begin(), As.begin() + n);
dp.fill(std::numeric_limits<ll>::max());
for (int i = 0; i < n; ++i) {
if (As[i] <= 0) {
int j = std::upper_bound(dp.begin(), dp.begin() + n, As[i]) - dp.begin();
dp[j] = As[i];
}
}
int ans = 0;
for (int i = 0; i < n; ++i) {
if (dp[i] != std::numeric_limits<ll>::max())
ans = i + 1;
}
return ans;
}
int main() {
int n, m; std::cin >> n >> m;
for (int i = 0; i < n; ++i) {
std::cin >> As[i];
As[i] -= (i + 1) * m;
}
std::cout << n - solve(n) << std::endl;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2652 KB |
Output is correct |
2 |
Correct |
1 ms |
2652 KB |
Output is correct |
3 |
Correct |
1 ms |
2652 KB |
Output is correct |
4 |
Correct |
1 ms |
2492 KB |
Output is correct |
5 |
Correct |
1 ms |
2484 KB |
Output is correct |
6 |
Correct |
1 ms |
2652 KB |
Output is correct |
7 |
Correct |
1 ms |
2652 KB |
Output is correct |
8 |
Correct |
1 ms |
2652 KB |
Output is correct |
9 |
Correct |
1 ms |
2652 KB |
Output is correct |
10 |
Correct |
1 ms |
2652 KB |
Output is correct |
11 |
Correct |
1 ms |
2648 KB |
Output is correct |
12 |
Correct |
1 ms |
2904 KB |
Output is correct |
13 |
Correct |
1 ms |
2652 KB |
Output is correct |
14 |
Correct |
1 ms |
2676 KB |
Output is correct |
15 |
Correct |
1 ms |
2652 KB |
Output is correct |
16 |
Correct |
1 ms |
2652 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2652 KB |
Output is correct |
2 |
Correct |
1 ms |
2652 KB |
Output is correct |
3 |
Correct |
1 ms |
2652 KB |
Output is correct |
4 |
Correct |
1 ms |
2492 KB |
Output is correct |
5 |
Correct |
1 ms |
2484 KB |
Output is correct |
6 |
Correct |
1 ms |
2652 KB |
Output is correct |
7 |
Correct |
1 ms |
2652 KB |
Output is correct |
8 |
Correct |
1 ms |
2652 KB |
Output is correct |
9 |
Correct |
1 ms |
2652 KB |
Output is correct |
10 |
Correct |
1 ms |
2652 KB |
Output is correct |
11 |
Correct |
1 ms |
2648 KB |
Output is correct |
12 |
Correct |
1 ms |
2904 KB |
Output is correct |
13 |
Correct |
1 ms |
2652 KB |
Output is correct |
14 |
Correct |
1 ms |
2676 KB |
Output is correct |
15 |
Correct |
1 ms |
2652 KB |
Output is correct |
16 |
Correct |
1 ms |
2652 KB |
Output is correct |
17 |
Correct |
1 ms |
2648 KB |
Output is correct |
18 |
Correct |
1 ms |
2652 KB |
Output is correct |
19 |
Correct |
1 ms |
2652 KB |
Output is correct |
20 |
Correct |
1 ms |
2652 KB |
Output is correct |
21 |
Correct |
2 ms |
2652 KB |
Output is correct |
22 |
Correct |
2 ms |
2500 KB |
Output is correct |
23 |
Correct |
2 ms |
2652 KB |
Output is correct |
24 |
Correct |
2 ms |
2652 KB |
Output is correct |
25 |
Correct |
2 ms |
2652 KB |
Output is correct |
26 |
Correct |
2 ms |
2652 KB |
Output is correct |
27 |
Correct |
2 ms |
2652 KB |
Output is correct |
28 |
Correct |
2 ms |
2652 KB |
Output is correct |
29 |
Correct |
2 ms |
2660 KB |
Output is correct |
30 |
Correct |
2 ms |
2652 KB |
Output is correct |
31 |
Correct |
2 ms |
2504 KB |
Output is correct |
32 |
Correct |
3 ms |
2904 KB |
Output is correct |
33 |
Correct |
2 ms |
2652 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2648 KB |
Output is correct |
2 |
Correct |
1 ms |
2652 KB |
Output is correct |
3 |
Correct |
1 ms |
2652 KB |
Output is correct |
4 |
Correct |
1 ms |
2652 KB |
Output is correct |
5 |
Correct |
2 ms |
2652 KB |
Output is correct |
6 |
Correct |
2 ms |
2500 KB |
Output is correct |
7 |
Correct |
2 ms |
2652 KB |
Output is correct |
8 |
Correct |
2 ms |
2652 KB |
Output is correct |
9 |
Correct |
2 ms |
2652 KB |
Output is correct |
10 |
Correct |
2 ms |
2652 KB |
Output is correct |
11 |
Correct |
2 ms |
2652 KB |
Output is correct |
12 |
Correct |
2 ms |
2652 KB |
Output is correct |
13 |
Correct |
2 ms |
2660 KB |
Output is correct |
14 |
Correct |
2 ms |
2652 KB |
Output is correct |
15 |
Correct |
2 ms |
2504 KB |
Output is correct |
16 |
Correct |
3 ms |
2904 KB |
Output is correct |
17 |
Correct |
2 ms |
2652 KB |
Output is correct |
18 |
Correct |
1 ms |
2652 KB |
Output is correct |
19 |
Correct |
1 ms |
2652 KB |
Output is correct |
20 |
Correct |
1 ms |
2652 KB |
Output is correct |
21 |
Correct |
1 ms |
2492 KB |
Output is correct |
22 |
Correct |
1 ms |
2484 KB |
Output is correct |
23 |
Correct |
1 ms |
2652 KB |
Output is correct |
24 |
Correct |
1 ms |
2652 KB |
Output is correct |
25 |
Correct |
1 ms |
2652 KB |
Output is correct |
26 |
Correct |
1 ms |
2652 KB |
Output is correct |
27 |
Correct |
1 ms |
2652 KB |
Output is correct |
28 |
Correct |
1 ms |
2648 KB |
Output is correct |
29 |
Correct |
1 ms |
2904 KB |
Output is correct |
30 |
Correct |
1 ms |
2652 KB |
Output is correct |
31 |
Correct |
1 ms |
2676 KB |
Output is correct |
32 |
Correct |
1 ms |
2652 KB |
Output is correct |
33 |
Correct |
1 ms |
2652 KB |
Output is correct |
34 |
Correct |
2 ms |
2652 KB |
Output is correct |
35 |
Correct |
2 ms |
2540 KB |
Output is correct |
36 |
Correct |
2 ms |
2652 KB |
Output is correct |
37 |
Correct |
2 ms |
2652 KB |
Output is correct |
38 |
Correct |
2 ms |
2652 KB |
Output is correct |
39 |
Correct |
2 ms |
2652 KB |
Output is correct |
40 |
Correct |
2 ms |
2652 KB |
Output is correct |
41 |
Correct |
2 ms |
2652 KB |
Output is correct |
42 |
Correct |
2 ms |
2648 KB |
Output is correct |
43 |
Correct |
2 ms |
2652 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
2652 KB |
Output is correct |
2 |
Correct |
2 ms |
2540 KB |
Output is correct |
3 |
Correct |
2 ms |
2652 KB |
Output is correct |
4 |
Correct |
2 ms |
2652 KB |
Output is correct |
5 |
Correct |
2 ms |
2652 KB |
Output is correct |
6 |
Correct |
2 ms |
2652 KB |
Output is correct |
7 |
Correct |
2 ms |
2652 KB |
Output is correct |
8 |
Correct |
2 ms |
2652 KB |
Output is correct |
9 |
Correct |
2 ms |
2648 KB |
Output is correct |
10 |
Correct |
2 ms |
2652 KB |
Output is correct |
11 |
Correct |
1 ms |
2648 KB |
Output is correct |
12 |
Correct |
1 ms |
2652 KB |
Output is correct |
13 |
Correct |
1 ms |
2652 KB |
Output is correct |
14 |
Correct |
1 ms |
2652 KB |
Output is correct |
15 |
Correct |
2 ms |
2652 KB |
Output is correct |
16 |
Correct |
2 ms |
2500 KB |
Output is correct |
17 |
Correct |
2 ms |
2652 KB |
Output is correct |
18 |
Correct |
2 ms |
2652 KB |
Output is correct |
19 |
Correct |
2 ms |
2652 KB |
Output is correct |
20 |
Correct |
2 ms |
2652 KB |
Output is correct |
21 |
Correct |
2 ms |
2652 KB |
Output is correct |
22 |
Correct |
2 ms |
2652 KB |
Output is correct |
23 |
Correct |
2 ms |
2660 KB |
Output is correct |
24 |
Correct |
2 ms |
2652 KB |
Output is correct |
25 |
Correct |
2 ms |
2504 KB |
Output is correct |
26 |
Correct |
3 ms |
2904 KB |
Output is correct |
27 |
Correct |
2 ms |
2652 KB |
Output is correct |
28 |
Correct |
1 ms |
2652 KB |
Output is correct |
29 |
Correct |
1 ms |
2652 KB |
Output is correct |
30 |
Correct |
1 ms |
2652 KB |
Output is correct |
31 |
Correct |
1 ms |
2492 KB |
Output is correct |
32 |
Correct |
1 ms |
2484 KB |
Output is correct |
33 |
Correct |
1 ms |
2652 KB |
Output is correct |
34 |
Correct |
1 ms |
2652 KB |
Output is correct |
35 |
Correct |
1 ms |
2652 KB |
Output is correct |
36 |
Correct |
1 ms |
2652 KB |
Output is correct |
37 |
Correct |
1 ms |
2652 KB |
Output is correct |
38 |
Correct |
1 ms |
2648 KB |
Output is correct |
39 |
Correct |
1 ms |
2904 KB |
Output is correct |
40 |
Correct |
1 ms |
2652 KB |
Output is correct |
41 |
Correct |
1 ms |
2676 KB |
Output is correct |
42 |
Correct |
1 ms |
2652 KB |
Output is correct |
43 |
Correct |
1 ms |
2652 KB |
Output is correct |
44 |
Correct |
35 ms |
3928 KB |
Output is correct |
45 |
Correct |
58 ms |
5356 KB |
Output is correct |
46 |
Correct |
61 ms |
5716 KB |
Output is correct |
47 |
Correct |
61 ms |
5456 KB |
Output is correct |
48 |
Correct |
44 ms |
4436 KB |
Output is correct |
49 |
Correct |
48 ms |
4684 KB |
Output is correct |
50 |
Correct |
65 ms |
5356 KB |
Output is correct |
51 |
Correct |
69 ms |
5308 KB |
Output is correct |
52 |
Correct |
46 ms |
4180 KB |
Output is correct |
53 |
Correct |
41 ms |
4688 KB |
Output is correct |
54 |
Correct |
46 ms |
4436 KB |
Output is correct |
55 |
Correct |
46 ms |
4516 KB |
Output is correct |