Day-1 coding

Aug 25, 2023 · 1 min read · Pattern Problem #java input : 3 Output : 1,2,3,4,17,18,19,20 5,6,7,14,15,16 8,9,12,13 10,11 code import java.util.*; import java.io.*; public class Main{ public static void main(String[] args){ ArrayList<ArrayList...