m = 99
if m > 9 and m 19 and m 39 and m < 59:
print('CC')
else:
print('DD')m = 6
while m < 11:
print(m, end='')
m = m + 1m, n = 2, 5
while n < 10:
print(n, end=' ')
m, n = n, m + nfor m in range(6,9):
if m == 8:
continue
print(m, end=' ')