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  1. #include <cstdlib>
  2. #include <iostream>
  3. #include <string>
  4.  
  5. using namespace std;
  6.  
  7. int main() {
  8.     string str("hello world!");
  9.     for (auto &c : str)
  10.         c = toupper(c);
  11.     cout << str;
  12.     return 0;
  13. }
Success #stdin #stdout 0s 3028KB
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stdin
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Standard input is empty
stdout
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HELLO WORLD!
https://ideone.com/msj6Ai
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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