/in/foo.c: In function 'main':
/in/foo.c:11:2: warning: implicit declaration of function 'Findmin' [-Wimplicit-function-declaration]
  Findmin(a[],n);
  ^~~~~~~
/in/foo.c:11:12: error: expected expression before ']' token
  Findmin(a[],n);
            ^
/in/foo.c: At top level:
/in/foo.c:14:6: warning: conflicting types for 'Findmin'
 void Findmin(int a[],int n)
      ^~~~~~~
/in/foo.c:11:2: note: previous implicit declaration of 'Findmin' was here
  Findmin(a[],n);
  ^~~~~~~
/in/foo.c: In function 'Findmin':
/in/foo.c:15:9: warning: type defaults to 'int' in declaration of 't' [-Wimplicit-int]
 {static t=0;
         ^