View Compilation Error

0_0_27158767_5670.cpp: In function 'int main()':
0_0_27158767_5670.cpp:28:12: error: cannot convert 'std::string {aka std::basic_string<char>}' to 'char*' for argument '1' to 'char* gets(char*)'
   gets(word);
            ^
0_0_27158767_5670.cpp:35:19: error: cannot convert 'std::string {aka std::basic_string<char>}' to 'char*' for argument '1' to 'void rever(char*, int, int)'
     rever(word,s,e);
                   ^
0_0_27158767_5670.cpp:40:12: error: cannot convert 'std::string {aka std::basic_string<char>}' to 'const char*' for argument '1' to 'int puts(const char*)'
   puts(word);
            ^