/in/foo.c: In function 'main':
/in/foo.c:5:12: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'int' [-Wformat=]
  scanf("&d%d",a,b);
           ~^
/in/foo.c:5:8: warning: too many arguments for format [-Wformat-extra-args]
  scanf("&d%d",a,b);
        ^~~~~~
/in/foo.c:5:2: warning: 'a' is used uninitialized in this function [-Wuninitialized]
  scanf("&d%d",a,b);
  ^~~~~~~~~~~~~~~~~
/in/foo.c:5:2: warning: 'b' is used uninitialized in this function [-Wuninitialized]