foo.c: In function 'FindMinPos':
foo.c:22:16: warning: 'm' may be used uninitialized [-Wmaybe-uninitialized]
   22 |         return m;
      |                ^
foo.c:4:13: note: 'm' was declared here
    4 |         int m,min;
      |             ^
foo.c:16:19: warning: 'min' may be used uninitialized [-Wmaybe-uninitialized]
   16 |                 if(a[i]<min&&a[i]>0)
      |                   ^
foo.c:4:15: note: 'min' was declared here
    4 |         int m,min;
      |               ^~~

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