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  1. #include <string>
  2. #include <algorithm>
  3. #include <iostream>
  4. #include <cctype>
  5.  
  6. int main()
  7. {
  8.    std::string s = "ewzge242jfdsiii23"; 
  9.    auto pr = std::stable_partition(s.begin(), s.end(), ::isdigit); 
  10.    std::cout << s.substr(0,4);
  11. }
Success #stdin #stdout 0s 16064KB
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Standard input is empty
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2422
https://ideone.com/SsNOd1
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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