013-003-002

Field Initialization: Counter

Easy

Problem Description

Field Initialization: Counter

In this problem, you will create a program that implements a Counter class with both a field initialized at declaration time (default value: 0) and a field initialized via constructor using a given starting value, and displays the result to standard output.

Learning Objective: Understand when and how fields are initialized

Create a Counter class and observe the difference between field declaration initialization and constructor initialization.

Input

Line 1: Starting value (integer)

Output

Default count: 0
Custom count: [starting value]

Test Cases

※ Output examples follow programming industry standards

Normal case
Input:
100
Expected Output:
Default count: 0
Custom count: 100
Normal case
Input:
50
Expected Output:
Default count: 0
Custom count: 50

Your Solution

Current Mode: My Code
Counter.java🔒
Solution.java🔒
2/6 ファイル96B
⚠️警告
  • No main method found
import java.util.Scanner;

class Counter {
}
0 B / 5 MB

You have 10 free executions remaining