fork download
copy 
  1. //(с)Terminator
  2. #include <iostream>
  3. #include <string>
  4. using namespace std;
  5.  
  6.  
  7. //1-ый способ
  8. void space_unique(string& s){
  9. 	string::size_type p = 0;
  10. 	while((p = s.find(' ', p)) != string::npos){
  11. 		if((p + 1 < s.length()) && (s[p + 1] == ' '))
  12. 			s.erase(p, 1);
  13. 		else
  14. 			++p;
  15. 	}
  16. }
  17.  
  18.  
  19.  
  20. //2-ой способ 
  21. void space_unique(string& d, const string& s){
  22. 	string::size_type f, l;
  23.  
  24. 	for(l = f = 0; (l = s.find(' ', l)) != string::npos; l = f){
  25. 		d.append(s.begin() + f, s.begin() + (l + 1));
  26. 		f = s.find_first_not_of(' ', l);
  27. 	}
  28. 	if(f < s.length())
  29. 		d.append(s.begin() + f, s.end());
  30. }
  31.  
  32.  
  33.  
  34.  
  35. int main(void){
  36.  
  37. 	string str = "\1     TASM     MASM     FASM";
  38.  
  39. 	space_unique(str);
  40. 	cout << str << endl;
  41.  
  42. 	//...
  43.  
  44. 	string res;
  45. 	str = "   Apple     Orange     Potate    . ops alien                fin";
  46. 	space_unique(res, str);
  47. 	cout << res;
  48. 	return 0;
  49. }
Success #stdin #stdout 0s 3428KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
 TASM MASM FASM
 Apple Orange Potate . ops alien fin
https://ideone.com/X08QhY
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!