11일차 - Java강의(계산기 실습, 클래스화, 추상화)
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Java & Spring/Java
◇ 코드 구현- Step 1 : 기본적인 사칙연산 계산기import java.util.Scanner;public class Calculate { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String op = sc.next(); int a = sc.nextInt(); int b = sc.nextInt(); System.out.println(calculate(op, a, b)); } public static double calculate(String operator, int firstNumber, int secondNumber) { ..