View Compilation Error

0_0_35109606_26069.cpp: In function 'int main()':
0_0_35109606_26069.cpp:77:12: error: expected ';' before ':' token
   cin>>A>>B:
            ^
0_0_35109606_26069.cpp:86:4: error: 'newA' was not declared in this scope
    newA = sub(newA);
    ^