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  1. #include <iostream>
  2. #include<bits/stdc++.h>
  3.  
  4. using namespace std;
  5.  
  6. int main() {
  7. 	int n;
  8. 	cin>>n;
  9. 	vector<int> h(n+1,0);
  10. 	for(int i=1;i<=n;i++){
  11. 		cin>>h[i];
  12. 	}
  13.  
  14. 	vector<int> dp(n+1,0);
  15. 	dp[1]=0;
  16. 	dp[2]=abs(h[2]-h[1]);
  17. 	for(int i=3;i<=n;i++){
  18. 		dp[i] = min(abs(h[i-2]-h[i]) + dp[i-2] , abs(h[i-1] - h[i]) + dp[i-1]);
  19. 	}
  20.  
  21. 	cout<<dp[n];
  22.  
  23. 	return 0;
  24. }
Success #stdin #stdout 0s 5336KB
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https://ideone.com/FU2MDb
language:
C++14 (gcc 8.3)
created:
1 day ago
visibility:
public

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