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  1. #include <iostream>
  2.  
  3. int main() {
  4. 	std::string str = "1111P1P";
  5.  
  6. 	std::string final;
  7. 	int running_total = 0;
  8. 	for(auto ch : str) {
  9. 		if(ch == '1') {	
  10. 			running_total++;
  11. 			continue;
  12. 		}
  13. 		if(running_total > 0) { final += std::to_string(running_total); }
  14. 		final += ch;
  15. 		running_total = 0;
  16. 	}
  17.  
  18. 	// In case we ended on a '1'
  19. 	if(running_total > 0) { final += std::to_string(running_total); }
  20.  
  21. 	std::cout << final;
  22.  
  23. 	return 0;
  24. }
Success #stdin #stdout 0.01s 5512KB
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Standard input is empty
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4P1P
https://ideone.com/x1BkHy
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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