"""
Write a program, which will find all such numbers between 1000 and 3000 (both included) such that each digit of the number is an even number.
"""

"""Question 12
Level 2
Question:
Write a program, which will find all such numbers between 1000 and 3000 (both included) such that each digit of the number is an even number.
The numbers obtained should be printed in a comma-separated sequence on a single line.
Hints:
In case of input data being supplied to the question, it should be assumed to be a console input.

"""
values = []
for i in range(1000, 3001):
    s = str(i)
    if (int(s[0])%2==0) and (int(s[1])%2==0) and (int(s[2])%2==0) and (int(s[3])%2==0):
        values.append(s)
print ",".join(values)
