Title: Java Interface | HackerRank
Open Graph Title: Java Interface | HackerRank
X Title: Java Interface | HackerRank
Description: A Java interface can only contain method signatures and fields. Interface can be used to achieve polymorphism.
Open Graph Description: A Java interface can only contain method signatures and fields. Interface can be used to achieve polymorphism.
Opengraph URL: https://www.hackerrank.com/challenges/java-interface/problem
X: @hackerrank
Domain: www.hackerrank.com
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