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Module DEMO-33-70DEMO-OOP-33

Digital Wallet Network

DEMO-OOP-33 • Object Oriented Programming

Browser-only practice

Problem Statement

Create Main.java and DigitalWallet.java.

Implement the class using private fields plus getters and setters.

Use the object to print the required report exactly as described.

Input Format

Input is given as whitespace-separated tokens in the order stated in the question.

Output Format

Print the exact multiline report required by the question.

Sample Testcases

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Sample #1
Public sample
Input
W1
25.0
1.0
Output
Wallet: W1
Spendable: 24.00
Explanation
Input: wallet id = "W1", balance = 25.0, fee = 1.0.
Key calculation(s): "Wallet: " + getWalletId() = "Wallet: W1" | "Spendable: " + String.format("%.2f", 25.0 - 1.0) = "Spendable: 24.00".
Output:
Wallet: W1
Spendable: 24.00
Sample #2
Public sample
Input
W2
100.0
2.5
Output
Wallet: W2
Spendable: 97.50
Explanation
Input: wallet id = "W2", balance = 100.0, fee = 2.5.
Key calculation(s): "Wallet: " + getWalletId() = "Wallet: W2" | "Spendable: " + String.format("%.2f", 100.0 - 2.5) = "Spendable: 97.50".
Output:
Wallet: W2
Spendable: 97.50

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