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  1. #include <iostream>
  2. #include <string>
  3. int main()
  4. {
  5.     std::string str = "10";
  6.     int n = std::stoi(str);
  7.     n *= 10;
  8.     str = std::to_string(n);
  9.     std::cout << str << '\n';
  10. }
  11.  
Success #stdin #stdout 0s 2964KB
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Standard input is empty
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100
https://ideone.com/Gz6Ji
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
public

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