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  1. #include <algorithm>
  2. #include <string>
  3. #include <iostream>
  4.  
  5. using namespace std;
  6.  
  7. string Mayusculas(std::string str)
  8. {
  9. transform(str.begin(), str.end(), str.begin(), ::toupper);
  10. return str;
  11. }
  12.  
  13. int main()
  14. {
  15. string Cadena = "Hola al Mundo";
  16. cout << Mayusculas(Cadena) << endl;
  17. return 0;
  18. }
Success #stdin #stdout 0s 3464KB
stdin
Standard input is empty
stdout
HOLA AL MUNDO