      program answer
      implicit none
      character(len=6) :: S
      read(*,*) S
      if( S == 'Sunny') write(*,'(A)') 'Cloudy'
      if( S == 'Cloudy') write(*,'(A)') 'Rainy'
      if( S == 'Rainy') write(*,'(A)') 'Sunny'
      stop
      end program answer