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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n, x;
  6. 	cin>>n>>x;
  7. 	int i, y;
  8. 	long long nr=0;
  9. 	for(i=2;i<=n;i++)
  10. 	{
  11. 		cin>>y;
  12. 		if(y>=x)
  13. 			nr+=y-x;
  14. 		x=y;
  15. 	}
  16. 	cout<<nr;
  17. 	return 0;
  18. }
Success #stdin #stdout 0s 16064KB
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https://ideone.com/EHiwub
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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