Printf will print one value per item in the format string.
If you don't supply that many, it will look at the undefined memory where
that value should have been, so you will get gibberish.
Don
On Friday, December 6, 2013 9:17:36 AM UTC-5, segfault wrote:
>
> Hi All,
>
> I'm not able to get output of following c program :
>
> #include<stdio.h>
> main()
> {
> int a[] ={ 1,2,3,4,5,6,7};
> char c[] = {'a','x','h','o','k'};
> // printf("%u %u\n", &a[3], &a[0]); line 6
> printf("%d %d %d %d \n", (&a[3]-&a[0]));
> }
>
> If line 6 is commented, output :
>
> 3 1562814827 1869117537 0
>
> Confusion : why is there 4 output? "(&a[3]-&a[0])" should give only one.
>
> if line 6 is not commented, output :
>
> 1554221244 1554221232
> 3 1554221232 1309214001 64
>
>
>
> Can anybody please explain why/how these outputs are coming?
>
> Thanks,
> Pawan.
>
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