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Calc_While.java
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47 lines (37 loc) · 1.05 KB
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package chap04;
import java.util.Scanner;
public class Calc_While {
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner key = new Scanner(System.in);
while (true) {
System.out.println("*******미니계산기********");
System.out.println("1. 더하기");
System.out.println("2. 곱하기");
System.out.println("3. 뺴기");
System.out.println("4. 나누기");
System.out.println("5. 종료");
System.out.print("연산자를 선택하세요.");
int num = key.nextInt();
if (num == 5){
System.out.println("종료");
break;
}
System.out.print("숫자를 입력하세요 ");
int num1 = key.nextInt();
int num2 = key.nextInt();
int result = 0;
if (num == 1) {
result = num1 + num2;
} else if (num == 2) {
result = num1 * num2;
} else if (num == 3) {
result = num1 - num2;
} else if (num == 4) {
result = num1 / num2;
}
System.out.println("계산결과=>" + result);
System.out.println("========================================");
}
}
}