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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int mas[10000], i, n, arr[10000], k = 1;
  6. 	cin >> n;
  7. 	for (i = 0; i < n; i++)
  8. 		cin >> mas[i];
  9. 	arr[0] = mas[0];
  10. 	for (i = 3; i < n; i = i + 3)
  11. 	{
  12. 			arr[k] = mas[i];
  13. 			k++;
  14. 	}
  15.     for (i = 0; i < k; i++)
  16.     	cout << arr[i] << " ";
  17. }
Success #stdin #stdout 0s 5600KB
comments (?)
stdin
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10
1 2 3 4 5 6 7 8 9 10
stdout
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1 4 7 10
https://ideone.com/u4cWY8
language:
C++ (gcc 8.3)
created:
2 years ago
visibility:
public

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