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  1. #include <iostream>
  2. #include <string>
  3. #include <cctype>
  4. using namespace std;
  5.  
  6. string lowerCase(string str) {
  7. for (int i = 0; i < str.length(); i++) {
  8. str[i] = tolower(str[i]);
  9. }
  10. return str;
  11. }
  12.  
  13. int main() {
  14. string str;
  15. cin >> str;
  16.  
  17. while (str != "STOP") {
  18.     cout << lowerCase(str) << '\n';
  19.     cin >> str;
  20. }
  21.  
  22. return 0;
  23.  
  24. }
  25.  
Success #stdin #stdout 0s 5324KB
comments (?)
stdin
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STOP
stdout
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Standard output is empty
https://ideone.com/qGBuNJ
language:
C++ (gcc 8.3)
created:
11 hours ago
visibility:
public

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