s=input()
wether=['Sunny', 'Cloudy', 'Rainy','Sunny']
for i in range(len(wether)):
  if s==wether[i]:
    print(wether[i+1])
    break s=input() s input() input wether=['Sunny', 'Cloudy', 'Rainy','Sunny'] wether ['Sunny', 'Cloudy', 'Rainy','Sunny'] 'Sunny' 'Cloudy' 'Rainy' 'Sunny' for i in range(len(wether)):
  if s==wether[i]:
    print(wether[i+1])
    break i range(len(wether)) range len(wether) len wether if s==wether[i]:
    print(wether[i+1])
    break s==wether[i] s wether[i] wether i print(wether[i+1]) print wether[i+1] wether i+1 i 1 break wether=['Sunny', 'Cloudy', 'Rainy','Sunny'] ['Sunny', 'Cloudy', 'Rainy','Sunny'] wether s=input() input() s
s=input()
wether=['Sunny', 'Cloudy', 'Rainy','Sunny']
for i in range(len(wether)):
  if s==wether[i]:
    print(wether[i+1])
    break