You are given a number , in how many different ways you can write that number in alphabetical form . eg n = 121 Different ways to write 121 are : (1)(2)(1) , (1)(21), (12)(1) [la] , So the ans for this example is 3. how can we solve this problem ?
You are given a number , in how many different ways you can write that number in alphabetical form . eg n = 121 Different ways to write 121 are : (1)(2)(1) , (1)(21), (12)(1) [la] , So the ans for this example is 3. how can we solve this problem ?