Reverse of a number

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Level EASY

Write a program to generate the reverse of a given number N. Print the corresponding reverse number.

Note : If a number has trailing zeros, then its reverse will not include them. For e.g., reverse of 10400 will be 401 instead of 00401.

Input format :
Integer N
Output format :
Corresponding reverse number
Constraints:
0 <= N < 10^8
Sample Input 1 :
1234
Sample Output 1 :
4321
Sample Input 2 :
1980
Sample Output 2 :
891










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