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"
)

func main() {
	var a string
	fmt.Scan(&a)

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

	num := 0
	if a == "Sunny" {
		num = 0
	} else if a == "Cloudy" {
		num = 1
	} else {
		num = 2
	}
	res := num + 1
	if res == 3 {
		res = 0
	}

	fmt.Println(weathers[res])
}