You are given a mysterious language (codenamed "Secret") available in "Custom Test" tab. Find out what this language is and write a program which outputs its name. Note that the program must be written in this language.

Input

This program has only one test, and it's empty (it doesn't give your program anything to read).

Output

Output the name of the mysterious language.

见题面 Input 部分

见题面 Output 部分