Write a program in java for the below given problem statement: Given an integer n, using phone keypad find out and print all the possible strings that can be made using digits of input n. Sample Input 1: 23 Sample Output 1: ad ae af bd be bf cd ce cf Explanation: In phone keypad, 2 = “abc” and 3 = “def” so the different combinations that can be made are ad,ae,af,bd,be,bf,cd,ce,cf. Sample Input 2: 8 Sample Output 2: t u v

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