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  1. //Solution By SlavicG
  2. #include "bits/stdc++.h"
  3. using namespace std;
  4.  
  5. #define ll                          long long
  6.  
  7. #define forn(i,n)                   for(int i=0;i<n;i++)
  8. #define all(v)                      v.begin(), v.end()
  9. #define rall(v)                     v.rbegin(),v.rend()
  10.  
  11. #define pb                          push_back
  12. #define sz(a)                       (int)a.size()
  13.  
  14. #define fastio                      ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
  15. #define   endl                      "\n"
  16.  
  17. int main()
  18. {
  19. 	int n,k;
  20. 	cin >> n >> k;
  21.     int a[n];
  22.     int dp[n];
  23.     forn(i,n)cin >> a[i];
  24.     forn(i,n)dp[i] = INT_MAX;
  25.     dp[0] = 0;
  26.     for(int i = 0;i<n;i++)
  27.     {
  28.         for(int j = 1 ; j <= k;j++)
  29.         {
  30.             if(i + j < n)dp[i+j] = min(dp[i + j], dp[i] + max(a[i + j] , a[i]) - min(a[i + j] , a[i]));
  31.         }
  32.     }
  33.     cout << dp[n-1] << endl;
  34. }
Time limit exceeded #stdin #stdout 5s 68964KB
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stdout 
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https://ideone.com/jDkZE0
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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