foo.c: In function 'main':
foo.c:3:22: warning: unused variable 'k' [-Wunused-variable]
    3 |  int n,a[100000],i,j,k,p,max[100000],maxx;
      |                      ^
foo.c:3:20: warning: unused variable 'j' [-Wunused-variable]
    3 |  int n,a[100000],i,j,k,p,max[100000],maxx;
      |                    ^
foo.c:3:18: warning: unused variable 'i' [-Wunused-variable]
    3 |  int n,a[100000],i,j,k,p,max[100000],maxx;
      |                  ^
foo.c:4:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
    4 |  scanf("%d",&n);
      |  ^~~~~~~~~~~~~~
foo.c:6:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
    6 |   scanf("%d",&a[m]);
      |   ^~~~~~~~~~~~~~~~~
foo.c:17:6: warning: 'max[0]' may be used uninitialized in this function [-Wmaybe-uninitialized]
   17 |  maxx=max[0];
      |  ~~~~^~~~~~~

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