import sys


class DFA:
    current_state = None

    def __init__(self, states, alphabet, transition_function, start_state, accept_states):
        self.states = states
        self.alphabet = alphabet
        self.transition_function = transition_function
        self.start_state = start_state
        self.accept_states = accept_states
        self.current_state = start_state
        return

    def transition_to_state_with_input(self, input_value):
        if ((self.current_state, input_value) not in self.transition_function.keys()):
            self.current_state = None
            return
        self.current_state = self.transition_function[(self.current_state, input_value)];
        return

    def in_accept_state(self):
        return self.current_state in accept_states

    def go_to_initial_state(self):
        self.current_state = self.start_state
        return

    def run_with_input_list(self, input_list):
        self.go_to_initial_state()
        for inp in input_list:
            self.transition_to_state_with_input(inp)
            continue
        return self.in_accept_state()

    def accept(self, data):
        exit = {7: 'END'}
        state = 0

        for letter in data:
            if (state, letter) in self.transition_function:
                state = self.transition_function[state, letter]
                if state in exit:
                    return True
            else:
                state = 0
        return False

    pass


states = [1, 2, 3, 4, 5, 6, 7]
alphabet = ['1', '2', '3', '4', '5', '6', '7', '8', '9', ' ', '.', 'r']
start_state = 0
accept_states = [7]
tf = dict()
tf[(0, '1')] = 1;
tf[(1, '9')] = 2;

tf[(2, '0')] = 3;
tf[(2, '1')] = 3;
tf[(2, '2')] = 3;
tf[(2, '3')] = 3;
tf[(2, '4')] = 3;
tf[(2, '5')] = 3;
tf[(2, '6')] = 3;
tf[(2, '7')] = 3;
tf[(2, '8')] = 3;
tf[(2, '9')] = 3;

tf[(3, '0')] = 4;
tf[(3, '1')] = 4;
tf[(3, '2')] = 4;
tf[(3, '3')] = 4;
tf[(3, '4')] = 4;
tf[(3, '5')] = 4;
tf[(3, '6')] = 4;
tf[(3, '7')] = 4;
tf[(3, '8')] = 4;
tf[(3, '9')] = 4;

tf[(4, ' ')] = 5;
tf[(5, 'r')] = 6;
tf[(6, '.')] = 7;

d = DFA(states, alphabet, tf, start_state, accept_states)

for line in sys.stdin:
    inp_program = list(line.rstrip("\n"))
    if d.accept(inp_program):
        print("YES")
    else:
        print("NO")