/in/foo.cc:31:1: error: 'Void' does not name a type
 Void myPrint(int A,int B)
 ^~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:50:15: error: 'myPrint' was not declared in this scope
    myPrint(A,B);
               ^
/in/foo.cc:47:12: warning: unused variable 's' [-Wunused-variable]
    int A,B,s=0,i;
            ^
/in/foo.cc:47:16: warning: unused variable 'i' [-Wunused-variable]
    int A,B,s=0,i;
                ^