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  1. #include <iostream>
  2. #include <string>
  3. using namespace std;
  4.  
  5. void spell(int n, string* a)
  6. {
  7. 	if (n == 0)
  8. 		return;
  9. 	spell(n / 10, a);
  10. 	cout << a[n % 10];
  11. }
  12.  
  13. int main()
  14. {
  15. 	int n;
  16. 	string a[10]{"zero ", "one ", "two ", "three ", "four ", "five ", "six ", "seven ", "eight ", "nine "};
  17. 	do
  18. 	{
  19. 		if ((!(cin >> n)) || (n < 0))
  20. 			break;
  21. 		spell(n, a);
  22. 	}
  23. 	while (true);
  24. 	return 0;
  25. }
Success #stdin #stdout 0s 4548KB
comments (?)
stdin 
123
stdout 
one two three
https://ideone.com/gbTR3D
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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