>>> create Little_X @default.@OIer
>>> put Little_X OI_World
>>> put #user OI_World
2023.8.31, we got this code, we don't know where is it from, but we don't care.
Go back to the title, Little X is an OIer.He has many many many friends.
Every day, he talks to his friends.
But, he needs to say "Hello" at least 200 times...
So, he wants to make an automate program to greet.
A name of a person.(without space)
A sentence as "Hello,(the name of the person)."
Abababab
Hello,Abababab.
100% cases : length of name <= 100
File IO(hello.*)
See check.exe