foo.cc: In function 'int main()':
foo.cc:9:20: error: expected unqualified-id before '&' token
   scanf("%d,%d",&x.&y,&z);
                    ^
foo.cc:10:28: error: lvalue required as left operand of assignment
   price=99*x=y*99*0.5+z*99*0.55;
                            ^~~~
foo.cc:7:13: warning: unused variable 'd' [-Wunused-variable]
   int x,y,z,d;
             ^

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