/in/foo.c: In function 'main':
/in/foo.c:7:11: warning: format '%lf' expects argument of type 'double *', but argument 2 has type 'float *' [-Wformat=]
  scanf("%lf%lf",&radius,&high);
           ^
/in/foo.c:7:14: warning: format '%lf' expects argument of type 'double *', but argument 3 has type 'float *' [-Wformat=]
  scanf("%lf%lf",&radius,&high);
              ^