View Compilation Error

0_0_18480238_23064.cpp: In function 'int main()':
0_0_18480238_23064.cpp:20:4: error: 'A' was not declared in this scope
 if(A%B!=0)               
    ^
0_0_18480238_23064.cpp:20:6: error: 'B' was not declared in this scope
 if(A%B!=0)               
      ^
0_0_18480238_23064.cpp:27:6: error: 'Q' was not declared in this scope
      Q=A/B;               
      ^
0_0_18480238_23064.cpp:33:1: error: expected '}' at end of input
 } 
 ^