Array Reversal in C - Hackerrank Solution

Array Reversal in C- Hackerrank Solution

Given an array, of size , reverse it.

Example: If array, , after reversing it, the array should be, .

Input Format

The first line contains an integer, , denoting the size of the array. The next line contains  space-separated integers denoting the elements of the array.

Constraints

, where  is the  element of the array.

Output Format

The output is handled by the code given in the editor, which would print the array.

Sample Input 0

6

16 13 7 2 1 12 

Sample Output 0

12 1 2 7 13 16 

Explanation 0

Given array,  = . After reversing the array,  = 

Sample Input 1

7

1 13 15 20 12 13 2 

Sample Output 1

2 13 12 20 15 13 1 

Sample Input 2

8

15 5 16 15 17 11 5 11 

Sample Output 2

11 5 11 17 15 16 5 15

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SOLUTION

#include <stdio.h> #include <stdlib.h> int main() { int num; scanf("%d", &num); int arr[num]; for(int i = 0; i < num; i++) scanf("%d", &arr[i]); for(int i = num - 1; i >= 0; i--) printf("%d ", arr[i]); printf("\n"); return 0; }

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