#include <bits/stdc++.h>
using namespace std;
#define int long long
#define INF (int)1e18
#define endl '\n'
const int mod = 1000 * 1000 * 1000 + 7;
const int N = 100005;
#define f first
#define s second
#define rep(i, a, b) for(int i = (a); i < (b); i++)
#define rrep(i, a, b) for(int i = (a); i > (b); i--)
#define vi vector<int>
#define pii pair<int, int>
#define all(x) (x).begin(), (x).end()
mt19937_64 RNG(chrono::steady_clock::now().time_since_epoch().count());
/*
*/
void Solve() {
int n , h ; cin>>n>>h;
vi a(n+1);
for (int i = 1; i <= n; ++i) {
cin>>a[i];
}
vector<int> temp;
rep(i,1,n+1){
if (a[i]<=i*h){
temp.push_back(i*h - a[i]);
}
}
vi lis;
for (int i = 0; i < (int)temp.size(); ++i) {
auto lb = upper_bound(lis.begin(), lis.end(),temp[i]);
if (lb==lis.end()){
lis.push_back(temp[i]);
}
else{
*lb = temp[i];
}
}
cout<< n- lis.size()<<endl;
}
int32_t main() {
auto begin = std::chrono::high_resolution_clock::now();
ios_base::sync_with_stdio(false);
cin.tie(0);
int t = 1;
// cin >> t;
for (int i = 1; i <= t; i++) {
//cout << "Case #" << i << ": ";
Solve();
}
auto end = std::chrono::high_resolution_clock::now();
auto elapsed = std::chrono::duration_cast<std::chrono::nanoseconds>(end - begin);
cerr << "Time measured: " << elapsed.count() * 1e-9 << " seconds.\n";
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 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 |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
1 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 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 |
344 KB |
Output is correct |
| 14 |
Correct |
0 ms |
344 KB |
Output is correct |
| 15 |
Correct |
1 ms |
348 KB |
Output is correct |
| 16 |
Correct |
1 ms |
348 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 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 |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
1 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 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 |
344 KB |
Output is correct |
| 14 |
Correct |
0 ms |
344 KB |
Output is correct |
| 15 |
Correct |
1 ms |
348 KB |
Output is correct |
| 16 |
Correct |
1 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
1 ms |
348 KB |
Output is correct |
| 20 |
Correct |
1 ms |
348 KB |
Output is correct |
| 21 |
Correct |
1 ms |
468 KB |
Output is correct |
| 22 |
Correct |
1 ms |
344 KB |
Output is correct |
| 23 |
Correct |
1 ms |
604 KB |
Output is correct |
| 24 |
Correct |
1 ms |
604 KB |
Output is correct |
| 25 |
Correct |
1 ms |
604 KB |
Output is correct |
| 26 |
Correct |
1 ms |
604 KB |
Output is correct |
| 27 |
Correct |
1 ms |
604 KB |
Output is correct |
| 28 |
Correct |
1 ms |
604 KB |
Output is correct |
| 29 |
Correct |
1 ms |
604 KB |
Output is correct |
| 30 |
Correct |
1 ms |
604 KB |
Output is correct |
| 31 |
Correct |
1 ms |
604 KB |
Output is correct |
| 32 |
Correct |
1 ms |
604 KB |
Output is correct |
| 33 |
Correct |
1 ms |
604 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
1 ms |
348 KB |
Output is correct |
| 4 |
Correct |
1 ms |
348 KB |
Output is correct |
| 5 |
Correct |
1 ms |
468 KB |
Output is correct |
| 6 |
Correct |
1 ms |
344 KB |
Output is correct |
| 7 |
Correct |
1 ms |
604 KB |
Output is correct |
| 8 |
Correct |
1 ms |
604 KB |
Output is correct |
| 9 |
Correct |
1 ms |
604 KB |
Output is correct |
| 10 |
Correct |
1 ms |
604 KB |
Output is correct |
| 11 |
Correct |
1 ms |
604 KB |
Output is correct |
| 12 |
Correct |
1 ms |
604 KB |
Output is correct |
| 13 |
Correct |
1 ms |
604 KB |
Output is correct |
| 14 |
Correct |
1 ms |
604 KB |
Output is correct |
| 15 |
Correct |
1 ms |
604 KB |
Output is correct |
| 16 |
Correct |
1 ms |
604 KB |
Output is correct |
| 17 |
Correct |
1 ms |
604 KB |
Output is correct |
| 18 |
Correct |
1 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 |
344 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
344 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| 27 |
Correct |
0 ms |
348 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 |
344 KB |
Output is correct |
| 31 |
Correct |
0 ms |
344 KB |
Output is correct |
| 32 |
Correct |
1 ms |
348 KB |
Output is correct |
| 33 |
Correct |
1 ms |
348 KB |
Output is correct |
| 34 |
Correct |
1 ms |
348 KB |
Output is correct |
| 35 |
Correct |
1 ms |
348 KB |
Output is correct |
| 36 |
Correct |
1 ms |
472 KB |
Output is correct |
| 37 |
Correct |
1 ms |
604 KB |
Output is correct |
| 38 |
Correct |
1 ms |
604 KB |
Output is correct |
| 39 |
Correct |
1 ms |
800 KB |
Output is correct |
| 40 |
Correct |
1 ms |
604 KB |
Output is correct |
| 41 |
Correct |
1 ms |
472 KB |
Output is correct |
| 42 |
Correct |
1 ms |
604 KB |
Output is correct |
| 43 |
Correct |
1 ms |
604 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
348 KB |
Output is correct |
| 2 |
Correct |
1 ms |
348 KB |
Output is correct |
| 3 |
Correct |
1 ms |
472 KB |
Output is correct |
| 4 |
Correct |
1 ms |
604 KB |
Output is correct |
| 5 |
Correct |
1 ms |
604 KB |
Output is correct |
| 6 |
Correct |
1 ms |
800 KB |
Output is correct |
| 7 |
Correct |
1 ms |
604 KB |
Output is correct |
| 8 |
Correct |
1 ms |
472 KB |
Output is correct |
| 9 |
Correct |
1 ms |
604 KB |
Output is correct |
| 10 |
Correct |
1 ms |
604 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 KB |
Output is correct |
| 13 |
Correct |
1 ms |
348 KB |
Output is correct |
| 14 |
Correct |
1 ms |
348 KB |
Output is correct |
| 15 |
Correct |
1 ms |
468 KB |
Output is correct |
| 16 |
Correct |
1 ms |
344 KB |
Output is correct |
| 17 |
Correct |
1 ms |
604 KB |
Output is correct |
| 18 |
Correct |
1 ms |
604 KB |
Output is correct |
| 19 |
Correct |
1 ms |
604 KB |
Output is correct |
| 20 |
Correct |
1 ms |
604 KB |
Output is correct |
| 21 |
Correct |
1 ms |
604 KB |
Output is correct |
| 22 |
Correct |
1 ms |
604 KB |
Output is correct |
| 23 |
Correct |
1 ms |
604 KB |
Output is correct |
| 24 |
Correct |
1 ms |
604 KB |
Output is correct |
| 25 |
Correct |
1 ms |
604 KB |
Output is correct |
| 26 |
Correct |
1 ms |
604 KB |
Output is correct |
| 27 |
Correct |
1 ms |
604 KB |
Output is correct |
| 28 |
Correct |
1 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 |
344 KB |
Output is correct |
| 32 |
Correct |
0 ms |
348 KB |
Output is correct |
| 33 |
Correct |
0 ms |
348 KB |
Output is correct |
| 34 |
Correct |
0 ms |
348 KB |
Output is correct |
| 35 |
Correct |
1 ms |
344 KB |
Output is correct |
| 36 |
Correct |
0 ms |
348 KB |
Output is correct |
| 37 |
Correct |
0 ms |
348 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 |
344 KB |
Output is correct |
| 41 |
Correct |
0 ms |
344 KB |
Output is correct |
| 42 |
Correct |
1 ms |
348 KB |
Output is correct |
| 43 |
Correct |
1 ms |
348 KB |
Output is correct |
| 44 |
Correct |
14 ms |
6868 KB |
Output is correct |
| 45 |
Correct |
16 ms |
3928 KB |
Output is correct |
| 46 |
Correct |
22 ms |
5072 KB |
Output is correct |
| 47 |
Correct |
24 ms |
4964 KB |
Output is correct |
| 48 |
Correct |
17 ms |
7636 KB |
Output is correct |
| 49 |
Correct |
18 ms |
7648 KB |
Output is correct |
| 50 |
Correct |
20 ms |
6844 KB |
Output is correct |
| 51 |
Correct |
21 ms |
8400 KB |
Output is correct |
| 52 |
Correct |
18 ms |
6096 KB |
Output is correct |
| 53 |
Correct |
13 ms |
3164 KB |
Output is correct |
| 54 |
Correct |
19 ms |
7624 KB |
Output is correct |
| 55 |
Correct |
19 ms |
7628 KB |
Output is correct |
