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  1. #include <cstdlib>
  2. #include <iostream>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8. 	int n, x;
  9. 	cin >> n >> x;
  10. 	int a[n+1];
  11. 	for (int i = n; i >= 0; --i)
  12. 	{
  13. 		cin >> a[i];
  14. 	}
  15. 	int s = a[n];
  16. 	for (int i = 1; i <= n; ++i)
  17. 	{
  18. 		s *= x; 
  19. 		s += a[n-i];
  20. 	}
  21. 	cout << s << endl;
  22. }
Success #stdin #stdout 0s 3300KB
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stdin
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3	2	5	4	3	2
stdout
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64
https://ideone.com/ScO3aw
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
secret

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