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Digest word into letters (C++ Translation)

Fundamentals
Strings
Code
Diff
  • #include <algorithm>

std::string digest(const std::string& param) {
  
  std::string result;
  std::for_each(param.begin(), param.end(), [&result](char i){result.push_back(i); result.push_back(' ');});
  result.pop_back();
  return result;
}
    • #include <algorithm>
    • std::string digest(const std::string& param) {
    • std::string result;
    • result.reserve(param.size() * 2); // Ensure exactly one memory allocation
    • for (char letter: param) {
    • result.push_back(letter);
    • result.push_back(' ');
    • }
    • result.pop_back();
    • return result;
    • std::string result;
    • std::for_each(param.begin(), param.end(), [&result](char i){result.push_back(i); result.push_back(' ');});
    • result.pop_back();
    • return result;
    • }