import random
def sum_digits(x):
res = 0
while x:
res += x % 10
x //= 10
return res
def gen_smth(N):
digit = random.randint(1, 9)
mid = random.randint(0, 10**N - 1)
if sum_digits(mid) % 2: mid -= 1
return (digit * 10**N + mid) * 10 + digit
for _ in range(100):
print(gen_smth(3))
aW1wb3J0IHJhbmRvbQoKZGVmIHN1bV9kaWdpdHMoeCk6CiAgcmVzID0gMAogIAogIHdoaWxlIHg6CiAgICByZXMgKz0geCAlIDEwCiAgICB4IC8vPSAxMAogIAogIHJldHVybiByZXMKCmRlZiBnZW5fc210aChOKToKICBkaWdpdCA9IHJhbmRvbS5yYW5kaW50KDEsIDkpCiAgbWlkID0gcmFuZG9tLnJhbmRpbnQoMCwgMTAqKk4gLSAxKQogIGlmIHN1bV9kaWdpdHMobWlkKSAlIDI6IG1pZCAtPSAxCiAgcmV0dXJuIChkaWdpdCAqIDEwKipOICsgbWlkKSAqIDEwICsgZGlnaXQKCmZvciBfIGluIHJhbmdlKDEwMCk6CiAgcHJpbnQoZ2VuX3NtdGgoMykp