[ Java ][HackerRank] 30 Days of code Day 7
in Algorithm
Day 7: Arrays
Task Given an array, , of integers, print ‘s elements in reverse order as a single line of space-separated numbers.
Input Format
The first line contains an integer, (the size of our array). The second line contains space-separated integers describing array ‘s elements.
Output Format
Print the elements of array in reverse order as a single line of space-separated numbers.
Sample Input
import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.regex.*;
public class Solution {
private static final Scanner scanner = new Scanner(System.in);
public static void main(String[] args) {
int n = scanner.nextInt();
scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");
int[] arr = new int[n];
String[] arrItems = scanner.nextLine().split(" ");
scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");
for (int i = n-1; i >= 0; i--) {
int arrItem = Integer.parseInt(arrItems[i]);
arr[i] = arrItem;
System.out.print(arr[i] + " ");
}
scanner.close();
}
}
