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  1. #include <iostream>
  2. #include <string>
  3.  
  4. bool match_positions(const std::string& str, int p1, int p2) {
  5. 	int wordNo = 1;
  6. 	size_t beg = 0, pos;
  7. 	std::string first, second;
  8. 	while ((pos = str.find('-', beg)) != std::string::npos ||
  9. 		(first.empty() && second.empty()) ) {
  10. 		if (wordNo == p1)
  11. 			first = str.substr(beg, pos - beg);
  12. 		if (wordNo == p2)
  13. 			second = str.substr(beg, pos - beg);
  14. 		beg = pos + 1;
  15. 		++wordNo;
  16. 	}
  17. 	if (first.empty() || second.empty())
  18. 		return false;
  19. 	else
  20. 		if (!first.compare(second))
  21. 			return true;
  22. 		else
  23. 			return false;
  24. }
  25.  
  26. int main() {
  27.  
  28. 	std::string text = "I-am-logged-into-StackOverFlow-I-am-using-StackOverFlow-";
  29. 	std::cout << match_positions(text, 5, 9) << std::endl;
  30. 	std::cout << match_positions(text, 5, 4) << std::endl;
  31.  
  32. 	std::string text2 = "I-am-reading-a-book-A-I-have-written-a-ANewbook-B-";
  33. 	std::cout << match_positions(text2, 5, 11) << std::endl;
  34. 	std::cout << match_positions(text2, 1, 7) << std::endl;
  35.  
  36. 	return 0;
  37. }
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https://ideone.com/ken1g3
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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