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자바 연습문제 풀이 1
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public class JavaRunner { | |
public static void main(String[] args) { | |
/* 입력부 */ | |
// 현재는 내부에 있으나, 향후 사용자 입력을 받을 예정 | |
int firstNumber = 2; | |
int secondNumber = 3; | |
/* 연산부 */ | |
// 내부 연산으로 사용 | |
int sumOfNumbers = firstNumber + secondNumber; | |
int subtractOfNumbers = firstNumber - secondNumber; | |
int powerOfNumbers = firstNumber * secondNumber; | |
double dividOfNumbers = (double) firstNumber / secondNumber; | |
/* 출력부 */ | |
// 현재는 콘솔 출력이지만, 향후 화면으로 구현 | |
System.out.println("***************"); | |
System.out.println("** 자바 연습문제 **"); | |
System.out.println("***************"); | |
System.out.println(""); | |
System.out.println("두 숫자의 합은: " + sumOfNumbers + "입니다."); | |
System.out.println("두 숫자의 차는: " + subtractOfNumbers + "입니다."); | |
System.out.println("두 숫자의 곱은: " + powerOfNumbers + "입니다."); | |
System.out.println("두 숫자의 나눗셈은: " + (double) Math.round(dividOfNumbers*100)/100 + "입니다."); | |
System.out.println("두 숫자의 나눗셈은: " + String.format("%.2f", dividOfNumbers) + "입니다."); | |
} | |
} |
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https://ororox.github.io/java%20beginner%20course/java-simple-calculator/