foo.c: In function 'main':
foo.c:7:14: warning: unused variable 'x' [-Wunused-variable]
  int n1,n2,i,x;
              ^
foo.c:8:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n1,&n2);
  ^~~~~~~~~~~~~~~~~~~~~
foo.c:10:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
   ^~~~~~~~~~~~~~~~~
foo.c:12:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&b[i]);
   ^~~~~~~~~~~~~~~~~
foo.c: In function 'FindiMinPos':
foo.c:30:13: warning: 'minid' may be used uninitialized in this function [-Wmaybe-uninitialized]
    if(a[i]<a[minid])
             ^

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