Answer $: 81$
$pp(3,4)$
- $a=3, b=4 , \text{tot} = 1;$
len = tob(4, array)
will return 3 with array set as $001$ as array is updated only once when b%2 != 0
). The for loop actually iterates $3$ times for $b = 4, b = 2$ and $b=1,$ and only when $b=1,$ arr[i]
is updated.
Now pp will run for loop 3 times:
- $\text{arr}[0] = 0.$ So, $\text{ex} = 3\ast 3 = 9$
- $\text{arr}[1] = 0.$ So, $\text{ex} = 9\ast 9 = 81$
- $\text{arr}[1] = 1.$ So, $\text{tot} = 1\ast 81 = 81$