In order to setup, maven4 and jdk8 are required.
How to run this application :
## build jar file and run unit and integration tests
mvn clean package
## run application
java -jar target/packer-0.0.1-SNAPSHOT.jar -file src/test/resources/item_list.txt
https://www.geeksforgeeks.org/unbounded-knapsack-repetition-items-allowed/