013-004-002

Regex Pattern Class: Pattern and Matcher

Hard

Problem Description

Regex Pattern class: Pattern and Matcher

In this problem, you will create a program that searches for and extracts phone number patterns (XXX-XXXX-XXXX) from input text using the Pattern and Matcher classes, and displays the results to standard output.

Learning Objective: Understand how to perform regex matching using Pattern and Matcher classes

Overview

Extract phone number patterns (XXX-XXXX-XXXX) from the input string.

Specifications

Compile pattern using Pattern.compile()
Get matcher using matcher()
Search for pattern match with find()
Get matched string with group()

Input

Text containing phone numbers is provided

Output Format

Found: 090-1234-5678
Found: 080-9876-5432

Test Cases

※ Output examples follow programming industry standards

Input:

Call me at 090-1234-5678 or 080-9876-5432

Expected Output:

Found: 090-1234-5678
Found: 080-9876-5432

Input:

My number is 070-1111-2222

Expected Output:

Found: 070-1111-2222

Input:

Call me at 090-1234-5678 or 080-9876-5432

Expected Output:

Found: 090-1234-5678
Found: 080-9876-5432

Input:

Call me at 090-1234-5678 or 080-9876-5432

Expected Output:

Found: 090-1234-5678
Found: 080-9876-5432

❌ Some tests failed

❌ エラー発生

Your Solution

Current Mode:● My Code

import java.util.Scanner;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    // Write your code here

    sc.close();
  }
}

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