Answers for "Given 3 numbers {1, 3, 5}, we need to tell the total number of ways we can form a number 'N' using the sum of the given three numbers."

Given 3 numbers {1, 3, 5}, we need to tell the total number of ways we can form a number 'N' using the sum of the given three numbers.

Input : arr = {1, 5, 6}, N = 7
Output : 6

Explanation:- The different ways are:
1+1+1+1+1+1+1
1+1+5
1+5+1
5+1+1
1+6
6+1

Input : arr = {12, 3, 1, 9}, N = 14
Output : 150