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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. 	if(x != 0)
  10. 	  nr++;
  11.  
  12. 	for(i=2;i<=n;i++)
  13. 	{
  14. 		cin>>y;
  15. 		if(y>=x)
  16. 			nr+=y-x;
  17. 		x=y;
  18. 	}
  19. 	cout<<nr;
  20. 	return 0;
  21. }
Success #stdin #stdout 0s 15240KB
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https://ideone.com/Em9bB8
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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