Run id: 118202

Main.cc: In function 'std::__cxx11::string expand(char, char, int, int, int)':
Main.cc:18:43: error: 'reverse' was not declared in this scope
         reverse(chars.begin(), chars.end());
                                           ^
Main.cc: In function 'int main()':
Main.cc:58:32: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
             (islower(input[i]) && islower(input[i + 2]) || 
                                ^