Problem:
Score: 100 points

Problem Statement

The weather in Takahashi's town changes day by day, in the following cycle: Sunny, Cloudy, Rainy, Sunny, Cloudy, Rainy, ...

Given is a string S representing the weather in the town today. Predict the weather tomorrow.

Constraints

S is Sunny, Cloudy, or Rainy.

Input

Input is given from Standard Input in the following format:

S

Output

Print a string representing the expected weather tomorrow, in the same format in which input is given.

Sample Input 1

Sunny

Sample Output 1

Cloudy

In Takahashi's town, a sunny day is followed by a cloudy day.

Sample Input 2

Rainy

Sample Output 2

Sunny

Solution in Python (3.4.3) (judge verdict: Accepted)

s=input()
W=['Sunny', 'Cloudy', 'Rainy']
def weather(s,W):
  for i in range(len(W)):
    if s == W[i]:
      if s == W[-1]:
        return W[0]
      else:
        return W[i+1]
print(weather(s,W))