foo.c: In function 'FindiSecondMax':
foo.c:12:26: warning: unused variable 'cnt' [-Wunused-variable]
 {int m1=a[0],t,j,m2=a[1],cnt=0;
                          ^~~
foo.c: In function 'main':
foo.c:5:1: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
 scanf("%d%d",&n1,&n2);
 ^~~~~~~~~~~~~~~~~~~~~
foo.c:6:18: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
 for(i=0;i<n1;i++)scanf("%d",&a[i]);
                  ^~~~~~~~~~~~~~~~~
foo.c:7:18: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
 for(i=0;i<n2;i++)scanf("%d",&b[i]);
                  ^~~~~~~~~~~~~~~~~
foo.c: In function 'FindiSecondMax':
foo.c:34:8: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized]
 return j;
        ^

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