eolymp
Competitions

PP1 Week 1 Contest 2

Append three

Three digit number n is given. Append to it the digit 3 from the left and from the right.

Input

One three digit number n.

Output

Append to the number n the digit 3 from the left and from the right. Print the resulting number.

Time limit 1 second
Memory limit 128 MiB
Input example #1
345
Output example #1
33453
Input example #2
800
Output example #2
38003