java 계산기 Lv.2
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java
package Lv2;import java.util.InputMismatchException;import java.util.Scanner;public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); Calculator calculator = new Calculator(); System.out.println("명령어를 입력해주세요 (go, exit, delete, list) :"); while(true){ try { String input = scanner.next(); ..