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- package com.company;
- public class Product implements Comparable{
- String productName;
- int price;
- public Product(String productName, int price) {
- this.productName = productName;
- this.price = price;
- }
- @Override
- public String toString() {
- return productName+" "+price;
- }
- @Override
- public int compareTo(Object o) {
- Product x = (Product)o;
- return this.productName.compareTo(x.productName);
- }
- }
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