foo.c: In function 'FindiMaxNeg':
foo.c:6:11: warning: unused variable 'j' [-Wunused-variable]
    6 | { int max,j;
      |           ^
foo.c: In function 'input':
foo.c:4:18: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
    4 |  for(i=0;i<n;i++)scanf("%d",&a[i]);}
      |                  ^~~~~~~~~~~~~~~~~
foo.c: In function 'main':
foo.c:13:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   13 |  scanf("%d %d",&n1 ,&n2);
      |  ^~~~~~~~~~~~~~~~~~~~~~~
foo.c: In function 'FindiMaxNeg':
foo.c:9:5: warning: 'max' may be used uninitialized in this function [-Wmaybe-uninitialized]
    9 |   if(max<a[i]&&a[i]<0){max=a[i];}
      |     ^

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