BuxRo

An esolang created by User: Areallycoolusername. It has only one command and that's "Oof...". This command is used to print whatever the user desires. When any other wording is used, BuxRo will return an error code which is an infinite loop of "oof."

Interpreter in Python 3 Made By: User: Areallycoolusername

i = input("Oof?\n")
if i == 'Oof...':
	print("Oof!\n")
	j = input()
	
if i != 'Oof...':
	i = 1
while i == 1:
	print("oof.")
	
	
if j == 'Oof...':
	i = 1
while i == 1:
	print("oof.")
else:
	print(j)

Golfed interpreter by User:Quito0567

i = input("Oof?\n") != 'Oof...' or (j := input()) == 'Oof...'
while i: print("oof.")
if i: print(j)

Hello World Program

Oof...
Hello, world!

Output:

Oof?
Oof!

Hello, world!