HomeWork2

"Java Stuty"

Posted by Chungman on March 15, 2021

코드리뷰

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package Review;

import java.util.Scanner;

public class HomeWork2 {

	public static void main(String[] args) {
		
		Scanner sc = new Scanner(System.in);
		
		System.out.println("짝수 몇개 입력 : ");
		int evenNum = sc.nextInt();
		System.out.println("홀수 몇개 입력 : ");
		int oddNum = sc.nextInt();
		
		int[] nums = new int[evenNum + oddNum];
		/*
		 * 짝수 : num[0] ~ num[evenNum-1]
		 * 홀수 : num[evenNum] ~ num[nums.length-1]
		 */
		int evenIndex = 0, oddIndex = nums.length-1;
		for(int i = 0; i < nums.length; i++) {
			System.out.print("num" + (i+1) + " : " + nums[i]);
			int num = sc.nextInt();
			
			if(num % 2 == 0 && evenIndex < evenNum) {
				nums[evenIndex++] = num;
			} else if(num % 2 == 1 && oddIndex >= evenNum){
				nums[oddIndex--] = num;
			} else {
				i--;
			}
		}
		
		System.out.println("< 총 " + nums.length + "개 정수 출력 >");
		for (int num : nums) {
			System.out.print(num + "  ");
		}
		System.out.println();
	}

}