What to do in this question?

#1

what does this question mean could you please explain

#2

@kartiksaxena2000 You just have to do simple addition.
Consider Sample Input:
INPUT
4
1 0 2 9
5
3 4 5 6 7
OUTPUT
3, 5, 5, 9, 6, END

Consider this:
__1 0 2 9
+34 5 6 7
_________on adding
3 5 5 9 6

#3

can u please help me to get desired format

#4

@pratyush63 input:
3
5 5 5
3
5 5 5

your code’s output:
1, 1, 1, END

but the expected output is:
1, 1, 1, 0, END

Check for different possible cases and modify your code accordingly.