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 Go (1.6) (judge verdict: Accepted)

package main

import (
	"fmt"
)

var weathers []string = []string{"Sunny", "Cloudy", "Rainy"}

func main() {
	var in string
	fmt.Scanf("%s", &in)

	for i := 0; i < len(weathers); i++ {
		if weathers[i] == in {
			fmt.Printf("%s\n", weathers[(i+1)%len(weathers)])
		}
	}
}