a = 1
b = 1
c = 1
d = 1
if (a <= b <= c < d) or (b <= c <= d < a) or (c <= d <= a < b) or (d <= a <= b < c):
    print("Crescator")
elif (a >= b >= c > d) or (b >= c >= d > a) or (c >= d >= a > b) or (d >= a >= b > c):
    print("Descrescator")
else:
    print("Nemonoton")