/in/foo.cc: In function 'int main()':
/in/foo.cc:11:28: error: lvalue required as left operand of assignment
  if(a*a*a)+(b*b*b)+(c*c*c)=g;
                            ^
/in/foo.cc:13:2: error: 'else' without a previous 'if'
  else
  ^~~~