package collection.framework.hash.map.and.hash.table; import java.util.HashMap; import java.util.Hashtable; import java.util.Map; import java.util.Scanner ...

Paid Amount this program based upon Hash Map Collection Frame Work where Email is Key, ref of Customer is value. Highlights of program is - 1)Hash Map API used and in Map reference Hash-Map instance ...

The Java Collections Framework is a set of tools and interfaces every developer needs to navigate data manipulation elegantly in the vast world of Java programming. This robust framework offers a ...