foo.c: In function 'main':
foo.c:22:18: warning: unused variable 'count' [-Wunused-variable]
   22 |  int n,i,e,f=0,c,count=0;
      |                  ^~~~~
foo.c:24:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   24 |  scanf("%d",&n);
      |  ^~~~~~~~~~~~~~
foo.c:26:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   26 |   scanf("%d%d",&a[i],&b[i]);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~
foo.c:36:3: warning: 'e' may be used uninitialized in this function [-Wmaybe-uninitialized]
   36 |  e=e/c;
      |  ~^~~~

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