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  1. #include<iostream>
  2. #include<cmath>
  3. #include<algorithm>
  4. #include<iomanip>
  5. #include<climits>
  6. #include<numeric>
  7. #include<set>
  8. #include<sstream>
  9. #include<map>
  10. #include<vector>
  11. #include<string>
  12. #include<regex>
  13.  
  14. using namespace std;
  15.  
  16. vector<string> split(string haystack, string needle) {
  17. 	vector<string> result;
  18. 	int start_pos = 0;
  19. 	int found_pos = haystack.find(needle, start_pos);
  20. 	while (found_pos != string::npos) {
  21. 		int count = found_pos - start_pos;
  22. 		string token = haystack.substr(start_pos, count);
  23. 		if (!token.empty()) {
  24. 			result.push_back(token);
  25. 		}
  26. 		start_pos = found_pos + needle.length();
  27. 		found_pos = haystack.find(needle, start_pos);
  28. 	}
  29. 	string token = haystack.substr(start_pos, haystack.length()-start_pos);
  30. 	if (!token.empty()) {
  31. 		result.push_back(token);
  32. 	}
  33. 	return result;
  34. }
  35. string nameConvert(const string& name) {
  36. 	const string DELIMITER = " ";
  37. 	stringstream builder;
  38. 	auto parts = split(name, DELIMITER);
  39. 	for (auto part : parts) {
  40. 		part[0] = toupper(part[0]);
  41. 		transform(part.begin()+1, part.end(),part.begin()+1, ::tolower);
  42. 		builder << part << DELIMITER;
  43. 	}
  44. 	return builder.str();
  45. }
  46. string dateConvert(const string& date) {
  47. 	const string DELIMITER = "/";
  48. 	stringstream builder;
  49. 	auto parts = split(date, DELIMITER);
  50. 	builder << setw(2) << setfill('0') << parts[0] << DELIMITER;
  51. 	builder << setw(2) << setfill('0') << parts[1] << DELIMITER;
  52. 	builder << parts[2];
  53. 	return builder.str();
  54.  
  55. }
  56.  
  57. int main() {
  58. 	string s;cin >> s;
  59. 	regex re("\\d+");
  60. 	sregex_iterator it(s.begin(), s.end(), re);
  61. 	sregex_iterator end;
  62.  
  63. 	for (;it != end;it++) {
  64. 		string number = it->str();
  65. 		number = regex_replace(number, regex("^0+(?!$)"), "");
  66. 		cout << number << endl;
  67. 		//number = regex_replace(number, regex("^0+"), "");
  68. 		//if (number.empty()) number = "0";
  69. 	}
  70. }
  71.  
  72.  
Success #stdin #stdout 0.01s 5276KB
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https://ideone.com/7eDDPO
language:
C++ (gcc 8.3)
created:
9 hours ago
visibility:
public

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