Problems
Left and Right
Left and Right
Four digit positive integer is given. Swap the first and the last digit in it.
Input
One four digit positive integer n.
Output
Print the resulting number.
Input example #1
1234
Output example #1
4231
Four digit positive integer is given. Swap the first and the last digit in it.
One four digit positive integer n.
Print the resulting number.
1234
4231