004-010-004

Multidimensional Array Dimensions: Getting Row and Column Count

Medium

Problem Description

Multidimensional Array Dimensions: Getting Row and Column Count

Learning Objective: Understand how to get row count and column count of 2D arrays

Overview

Create a program that gets and outputs the row and column count of a 2D array.

Specifications

  • Create a 3x4 array
  • Get row count with matrix.length
  • Get column count with matrix[0].length
  • Calculate total elements

Output Format

Rows: 3
Columns: 4
Total Elements: 12

Test Cases

※ Output examples follow programming industry standards

Input:
Expected Output:
Rows: 3
Columns: 4
Total Elements: 12
❌ 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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