F. Good Luck Syria
time limit per test
1 second
memory limit per test
256 megabytes
input
standard input
output
standard output

As we are in this contest, Top Syrian teams who qualified last year to ICPC World Finals 2025 are competing live at this moment in the ICPCs.

In the name of all the judges and every Syrian contestant, we wish them Good Luck and we hope they all get medals and region champion award, maybe every other possible award as well.

Good Luck Homs University team! Good Luck Damascus University team! Good Luck Syrian Virtual University team!

Would you like to wish them Good Luck as well ?

Input

The only line of the input contains a string $$$S$$$ = 'GLHF'.

Output

Print a single string 'GLHF'.

Example
Input
GLHF
Output
GLHF
Note

Note: 'GLHF' stands for 'Good Luck Have Fun'.