View Compilation Error

0_0_27584034_7213.cpp: In function 'int main()':
0_0_27584034_7213.cpp:10:14: error: cannot convert 'int*' to 'char*' for argument '1' to 'char* gets(char*)'
        gets(a);
              ^
0_0_27584034_7213.cpp:11:18: error: cannot convert 'int*' to 'char*' for argument '1' to 'char* strcpy(char*, const char*)'
        strcpy(b,a);
                  ^
0_0_27584034_7213.cpp:12:16: error: cannot convert 'int*' to 'char*' for argument '1' to 'char* strrev(char*)'
        strrev(a);
                ^
0_0_27584034_7213.cpp:13:21: error: cannot convert 'int*' to 'const char*' for argument '1' to 'int strcmp(const char*, const char*)'
        if(strcmp(a,b)==0)
                     ^