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  1. #include <iostream>
  2. #include <string>
  3. #include <sstream>
  4. int main()
  5. {
  6.     std::string str = "10";
  7.     int n;
  8.     std::istringstream input(str);
  9.     input >> n;
  10.     n *= 10;
  11.     std::ostringstream output;
  12.     output << n;
  13.     str = output.str();
  14.     std::cout << str << '\n';
  15. }
  16.  
Success #stdin #stdout 0s 2860KB
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Standard input is empty
stdout
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100
https://ideone.com/HAKMD
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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