# Arup Guha
# 3/17/2025
# Solution to 2025 HSPT Problem: Land of Confusion

# Get input
n = int(input())
words = input().split()

# Assume it's good.
flag = True

# Go through all the rest of the words.
for i in range(1, len(words)):

    # If thee don't match it doesn't work.
    if words[i][0] != words[0][0]:
        flag = False

# It's a tongue twister.
if flag:
    print("Not even Thestra can compete!")

# Not a TT.
else:
    print("Thestra is disappointed!")