import strutils,sequtils
var
    a,b : int
    
(a, b) = stdin.readline.split.map(parseInt)

for i in a..b:
    var
        f : bool = (i mod 3 == 0)
        i2 = i
    while i2 > 0:
        if i2 mod 10 == 3:
            f = true
        i2 = i2 div 10
    if f:
        echo i