View Compilation Error

0_0_27548803_4170.cpp: In function 'int main()':
0_0_27548803_4170.cpp:32:18: error: 'getcahr' was not declared in this scope
          getcahr();
                  ^
0_0_27548803_4170.cpp:34:36: error: expected ';' before ':' token
          printf("%c %c %c\n",a,b,c):
                                    ^