//Dedicated to my love, ivaziva
#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
using namespace std;
#define int long long
using pii = pair<int, int>;
using ll = int64_t;
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define pb push_back
#define dbg(x) cerr<<#x<<": "<<x<<'\n';
#define dbga(A,l_,r_){for(int i_=l_;i_<=r_;i_++)cerr<<A[i_]<<' ';cerr<<'\n';}
#define dbgv(a_){for(auto x_:a_) cerr<<x_<<' ';cerr<<'\n';}
const int maxn = 2e5 + 10, inf = 1e9;
int n, m, a[maxn], dp[maxn];
int32_t main() {
ios::sync_with_stdio(false); cin.tie(nullptr);
cout.tie(nullptr); cerr.tie(nullptr);
cin >> n >> m;
for (int i = 1; i <= n; i++) {
cin >> a[i];
dp[i] = -inf;
}
for (int i = 0; i <= n; i++) {
a[i] += (n - i) * m;
}
dp[0] = 0;
for (int i = 1; i <= n; i++) {
for (int j = i - 1; j >= 0; j--) {
if (a[j] >= a[i]) {
dp[i] = max(dp[j] + 1, dp[i]);
}
}
}
int ans = 0;
for (int i = 1; i <= n; i++) {
ans = max(ans, dp[i]);
}
cout << n - ans << '\n';
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 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 |
468 KB |
Output is correct |
6 |
Correct |
0 ms |
392 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 |
0 ms |
716 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 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 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 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 |
468 KB |
Output is correct |
6 |
Correct |
0 ms |
392 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 |
0 ms |
716 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 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 |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
464 KB |
Output is correct |
20 |
Correct |
6 ms |
536 KB |
Output is correct |
21 |
Correct |
9 ms |
348 KB |
Output is correct |
22 |
Correct |
27 ms |
348 KB |
Output is correct |
23 |
Correct |
9 ms |
348 KB |
Output is correct |
24 |
Correct |
9 ms |
348 KB |
Output is correct |
25 |
Correct |
9 ms |
348 KB |
Output is correct |
26 |
Correct |
9 ms |
348 KB |
Output is correct |
27 |
Correct |
11 ms |
576 KB |
Output is correct |
28 |
Correct |
11 ms |
348 KB |
Output is correct |
29 |
Correct |
10 ms |
348 KB |
Output is correct |
30 |
Correct |
9 ms |
568 KB |
Output is correct |
31 |
Correct |
9 ms |
348 KB |
Output is correct |
32 |
Correct |
10 ms |
348 KB |
Output is correct |
33 |
Correct |
11 ms |
572 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
464 KB |
Output is correct |
4 |
Correct |
6 ms |
536 KB |
Output is correct |
5 |
Correct |
9 ms |
348 KB |
Output is correct |
6 |
Correct |
27 ms |
348 KB |
Output is correct |
7 |
Correct |
9 ms |
348 KB |
Output is correct |
8 |
Correct |
9 ms |
348 KB |
Output is correct |
9 |
Correct |
9 ms |
348 KB |
Output is correct |
10 |
Correct |
9 ms |
348 KB |
Output is correct |
11 |
Correct |
11 ms |
576 KB |
Output is correct |
12 |
Correct |
11 ms |
348 KB |
Output is correct |
13 |
Correct |
10 ms |
348 KB |
Output is correct |
14 |
Correct |
9 ms |
568 KB |
Output is correct |
15 |
Correct |
9 ms |
348 KB |
Output is correct |
16 |
Correct |
10 ms |
348 KB |
Output is correct |
17 |
Correct |
11 ms |
572 KB |
Output is correct |
18 |
Correct |
0 ms |
344 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 |
0 ms |
468 KB |
Output is correct |
23 |
Correct |
0 ms |
392 KB |
Output is correct |
24 |
Correct |
0 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
716 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 |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
23 ms |
604 KB |
Output is correct |
35 |
Correct |
23 ms |
480 KB |
Output is correct |
36 |
Correct |
24 ms |
344 KB |
Output is correct |
37 |
Correct |
10 ms |
344 KB |
Output is correct |
38 |
Correct |
11 ms |
588 KB |
Output is correct |
39 |
Correct |
10 ms |
348 KB |
Output is correct |
40 |
Correct |
9 ms |
472 KB |
Output is correct |
41 |
Correct |
9 ms |
568 KB |
Output is correct |
42 |
Correct |
9 ms |
348 KB |
Output is correct |
43 |
Correct |
9 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
23 ms |
604 KB |
Output is correct |
2 |
Correct |
23 ms |
480 KB |
Output is correct |
3 |
Correct |
24 ms |
344 KB |
Output is correct |
4 |
Correct |
10 ms |
344 KB |
Output is correct |
5 |
Correct |
11 ms |
588 KB |
Output is correct |
6 |
Correct |
10 ms |
348 KB |
Output is correct |
7 |
Correct |
9 ms |
472 KB |
Output is correct |
8 |
Correct |
9 ms |
568 KB |
Output is correct |
9 |
Correct |
9 ms |
348 KB |
Output is correct |
10 |
Correct |
9 ms |
348 KB |
Output is correct |
11 |
Correct |
1 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
464 KB |
Output is correct |
14 |
Correct |
6 ms |
536 KB |
Output is correct |
15 |
Correct |
9 ms |
348 KB |
Output is correct |
16 |
Correct |
27 ms |
348 KB |
Output is correct |
17 |
Correct |
9 ms |
348 KB |
Output is correct |
18 |
Correct |
9 ms |
348 KB |
Output is correct |
19 |
Correct |
9 ms |
348 KB |
Output is correct |
20 |
Correct |
9 ms |
348 KB |
Output is correct |
21 |
Correct |
11 ms |
576 KB |
Output is correct |
22 |
Correct |
11 ms |
348 KB |
Output is correct |
23 |
Correct |
10 ms |
348 KB |
Output is correct |
24 |
Correct |
9 ms |
568 KB |
Output is correct |
25 |
Correct |
9 ms |
348 KB |
Output is correct |
26 |
Correct |
10 ms |
348 KB |
Output is correct |
27 |
Correct |
11 ms |
572 KB |
Output is correct |
28 |
Correct |
0 ms |
344 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 |
0 ms |
468 KB |
Output is correct |
33 |
Correct |
0 ms |
392 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
0 ms |
348 KB |
Output is correct |
37 |
Correct |
0 ms |
716 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 |
0 ms |
348 KB |
Output is correct |
42 |
Correct |
0 ms |
348 KB |
Output is correct |
43 |
Correct |
0 ms |
348 KB |
Output is correct |
44 |
Execution timed out |
1034 ms |
3928 KB |
Time limit exceeded |
45 |
Halted |
0 ms |
0 KB |
- |