foo.c: In function 'main':
foo.c:30:20: warning: unused variable 'm' [-Wunused-variable]
   30 |  int i,n,a[9999],x,m;
      |                    ^
foo.c:30:6: warning: unused variable 'i' [-Wunused-variable]
   30 |  int i,n,a[9999],x,m;
      |      ^
foo.c: In function 'fun':
foo.c:7:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
    7 |   scanf("%d",&a[i]);
      |   ^~~~~~~~~~~~~~~~~
foo.c:9:1: warning: control reaches end of non-void function [-Wreturn-type]
    9 | }
      | ^
foo.c: In function 'Insert':
foo.c:27:1: warning: control reaches end of non-void function [-Wreturn-type]
   27 | }
      | ^
foo.c: In function 'main':
foo.c:31:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   31 |  scanf("%d",&n);
      |  ^~~~~~~~~~~~~~
foo.c:33:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   33 |  scanf("%d",&x);
      |  ^~~~~~~~~~~~~~

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