Write a program to find the last non-repeating character in a given string using Java 8 functions only, such as Streams and Lambdas.

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Program to find last non-repeating character in a given string using Java 8 functions only.

Use Java 8 Streams and Lambda's to filter the string and find the last non-repeating character.
Create a Map to store the frequency of each character in the string.
Use the filter() method to get the non-repeating characters and find the last one using reduce().