2. Write a Java program without using a second array to reverse elements of each row of a 2-d array of integer values.
e.g. 1 2 3 4 4 3 2 1
5 6 7 8 8 7 6 5
9 10 11 12 12 11 10 9
3. Write a java program to print the Pascal’s Triangle using a 2-d array.
4. Write a Java program to convert an array to an ArrayList, and an ArrayList to an array.
5. Write a Java program to arrange the elements of a given array of integers where all negative integers appear before all the positive integers.
6. Given two sorted arrays A and B of size p and q, write a Java program to merge elements of A with B by maintaining the sorted order i.e. fill A with first p smallest elements and fill B with remaining elements
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