Submission #769972

# Submission time Handle Problem Language Result Execution time Memory
769972 2023-06-30T15:27:55 Z raysh07 None (JOI16_ho_t1) C++17
100 / 100
45 ms 896 KB
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define INF (int)1e18
#define f first
#define s second

mt19937_64 RNG(chrono::steady_clock::now().time_since_epoch().count());

int n, m, k;
const int N = 2e4 + 69;
int dp[N], a[N];

void Solve() 
{
    cin >> n >> m >> k;
    
    for (int i = 1; i <= n; i++){
        cin >> a[i];
    }
    
    for (int i = 1; i <= n; i++){
        dp[i] = INF;
        
        int mi = INF, mx = 0;
        for (int j = i; j >= 1; j--){
            if (i - j + 1 > m) break;
            mi = min(mi, a[j]);
            mx = max(mx, a[j]);
            
            int cost = k + ((i - j + 1) * (mx - mi));
           // cout << mx << " " << mi << " :cost << " ";
            dp[i] = min(dp[i], dp[j - 1] + cost);
        }
        
     //   cout << dp[i] << "\n";
    }
    
    cout << dp[n] << "\n";
}

int32_t main() 
{
    auto begin = std::chrono::high_resolution_clock::now();
    ios_base::sync_with_stdio(0);
    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;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 356 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 328 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 356 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 20 ms 724 KB Output is correct
32 Correct 24 ms 844 KB Output is correct
33 Correct 39 ms 732 KB Output is correct
34 Correct 38 ms 812 KB Output is correct
35 Correct 25 ms 724 KB Output is correct
36 Correct 45 ms 704 KB Output is correct
37 Correct 43 ms 852 KB Output is correct
38 Correct 38 ms 724 KB Output is correct
39 Correct 38 ms 772 KB Output is correct
40 Correct 44 ms 896 KB Output is correct
41 Correct 20 ms 716 KB Output is correct
42 Correct 38 ms 720 KB Output is correct
43 Correct 24 ms 732 KB Output is correct
44 Correct 30 ms 732 KB Output is correct
45 Correct 23 ms 792 KB Output is correct