#include <iostream>
#include <vector>
#include <algorithm>
#include <climits>
using namespace std;
typedef long long ll;
#define all(x) begin(x), end(x)
#define sz(x) (int) x.size()
const int PRIME = 1e9 + 7;
int main(){
ios_base::sync_with_stdio(0); cin.tie(0);
int n;
ll m;
cin >> n >> m;
vector<ll> alteredHeights(n);
for(int i = 0; i < n; i++){
ll h;
cin >> h;
alteredHeights[i] = m * (i+1) - h;
}
vector<ll> dp;
dp.push_back(LLONG_MIN);
for(int i = 0; i < n; i++){
if(alteredHeights[i] < 0){
continue;
}
int ind = upper_bound(dp.begin(), dp.end(), alteredHeights[i]) - dp.begin();
if(ind == sz(dp)){
dp.push_back(0);
}else{
dp[ind] = alteredHeights[i];
}
}
cout << n - dp.size() + 1 << '\n';
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
0 ms |
364 KB |
Output is correct |
3 |
Correct |
0 ms |
364 KB |
Output is correct |
4 |
Incorrect |
0 ms |
364 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
364 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |