foo.c: In function 'main':
foo.c:16:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   16 |  scanf("%d %d",&n1,&n2);
      |  ^~~~~~~~~~~~~~~~~~~~~~
foo.c:18:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   18 |   scanf("%d",&a[i]);
      |   ^~~~~~~~~~~~~~~~~
foo.c:20:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   20 |   scanf("%d",&b[i]);
      |   ^~~~~~~~~~~~~~~~~
foo.c: In function 'FindMaxNeg':
foo.c:11:9: warning: 'max' may be used uninitialized in this function [-Wmaybe-uninitialized]
   11 |  return max;
      |         ^~~
foo.c: In function 'main':
foo.c:9:5: warning: 'max' may be used uninitialized in this function [-Wmaybe-uninitialized]
    9 |   if(a[i]>max&&a[i]<0)
      |     ^
foo.c:4:6: note: 'max' was declared here
    4 |  int max,i;
      |      ^~~
foo.c:9:5: warning: 'max' may be used uninitialized in this function [-Wmaybe-uninitialized]
    9 |   if(a[i]>max&&a[i]<0)
      |     ^
foo.c:4:6: note: 'max' was declared here
    4 |  int max,i;
      |      ^~~

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