/in/foo.c: In function 'main':
/in/foo.c:8:3: warning: implicit declaration of function 'FindMin' [-Wimplicit-function-declaration]
   FindMin(a,n);
   ^~~~~~~
/in/foo.c:4:19: warning: unused variable 'min' [-Wunused-variable]
  int n,a[10000],i,min;
                   ^~~
/in/foo.c: In function 'FindMin':
/in/foo.c:23:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^