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  1. #include <iostream>
  2. #include <ctype.h>
  3.  
  4.  
  5. int  get_l10(int n){
  6. 	if(n < 10)
  7. 		n = 1;
  8. 	else if(n < 100)
  9. 		n = 2;
  10.  	else if(n < 1000)
  11. 		n = 3;      
  12. 	return n;
  13. }
  14.  
  15.  
  16. char* s_rep_len(char* s){
  17. 	char* p1, *p2, *p3, *p4, ch;
  18. 	int   i, n = 0;
  19.  
  20. 	p1 = p2 = p3 = s;
  21.  
  22. 	do {
  23. 		ch = *p1 = *p2;
  24.  
  25. 		if(! isalpha(*p1)){
  26.  
  27. 			if(n > 0){
  28.  
  29. 				i  = get_l10(n);
  30. 				p4 = p3 + (i - 1);
  31. 				while(n != 0){
  32. 					*p4-- = (char)(n % 10) + '0';
  33. 					n    /= 10;
  34. 				}
  35.  
  36. 				p3   += i;
  37. 				p1   += i + 1;
  38. 				*p3++ = ' ';
  39. 				n     = 0;
  40. 			}
  41.  
  42. 			++p1;
  43. 		} else
  44. 			++n;
  45. 		++p2;
  46.  
  47. 	} while(ch != '\0');
  48.  
  49. 	*p3 = '\0';
  50. 	return s;
  51. }
  52.  
  53.  
  54. int main(void){
  55. 	char s[] = "An example of a string of characters";
  56. 	std::cout << s_rep_len(s) << std::endl;
  57. 	return 0;
  58. }
Success #stdin #stdout 0s 3096KB
comments (?)
stdin 
Standard input is empty
stdout 
2 7 2 1 6 2 10
https://ideone.com/9lYyUS
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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