foo.c:3:1: warning: return type defaults to 'int' [-Wimplicit-int]
    3 | findmax(int a[],int t)
      | ^~~~~~~
foo.c: In function 'findmax':
foo.c:13:1: warning: control reaches end of non-void function [-Wreturn-type]
   13 | }
      | ^
foo.c: In function 'main':
foo.c:17:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   17 |  scanf("%d%d",&n1,&n2);
      |  ^~~~~~~~~~~~~~~~~~~~~
foo.c:19:5: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   19 |     scanf("%d",&a[i]);
      |     ^~~~~~~~~~~~~~~~~
foo.c:21:5: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   21 |     scanf("%d",&b[j]);
      |     ^~~~~~~~~~~~~~~~~

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