import java.util.Scanner;
public class D4194 {
public static void main(String[] args) {
Scanner sc =new Scanner(System.in);
int [] arr1 = new int[5];
int [] arr2 = new int[5];//定义好动态数组 arr1 ,arr2
for (int i = 0; i <arr1.length ; i++) {
int a =sc.nextInt();
arr1 = a ;//定义输入一个变量赋值给arr1
arr2[arr2.length-1-i] = arr1; //把arr1和arr2向中间数字靠拢交替赋值
}
for (int b = 0; b<arr2.length ; b++) {
System.out.println(arr2); //遍历输出交替好后的arr2的值
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