240103 JAVA Stack

 * 선입선출 First In First Out "먼저 넣은 객체가 먼저 빠져나가는 구조"
 * 후입선출 Last In First Out "나중에 넣은 객체가 먼저 빠져나가는 구조"

package com.poseidon.coll;
import java.util.Stack;
 
class Coin{
    private int value;
    
    public Coin(int value) {
        this.value = value;
    }
    
    public int getValue() {
        return value;
    }
}
public class Stack01 {
    public static void main(String[]args) {
        Stack<Coin> coinBox = new Stack<Coin>();
        coinBox.push(new Coin(100));
        coinBox.push(new Coin(50));
        coinBox.push(new Coin(500));
        coinBox.push(new Coin(10));
        
        while(!coinBox.isEmpty()) {
            Coin coin = coinBox.pop();
            System.out.println("꺼내온 동전 :"+ coin.getValue());
        }
    
    }
 
}
 

꺼내온 동전 :10

꺼내온 동전 :500

꺼내온 동전 :50

꺼내온 동전 :100