(1..100).each { |num|
  print "Fizz" if num%3 == 0
  print "Buzz" if num%5 == 0
  (num%3 != 0 && num%5 != 0) ? (puts "#{num}") : (puts " ")
}

1
2
Fizz 
4
Buzz 
Fizz 
7
8
Fizz 
Buzz 
11
Fizz 
13
14
FizzBuzz 
16
17
Fizz 
19
Buzz 
Fizz 
22
23
Fizz 
Buzz 
26
Fizz 
28
29
FizzBuzz 
31
32
Fizz 
34
Buzz 
Fizz 
37
38
Fizz 
Buzz 
41
Fizz 
43
44
FizzBuzz 
46
47
Fizz 
49
Buzz 
Fizz 
52
53
Fizz 
Buzz 
56
Fizz 
58
59
FizzBuzz 
61
62
Fizz 
64
Buzz 
Fizz 
67
68
Fizz 
Buzz 
71
Fizz 
73
74
FizzBuzz 
76
77
Fizz 
79
Buzz 
Fizz 
82
83
Fizz 
Buzz 
86
Fizz 
88
89
FizzBuzz 
91
92
Fizz 
94
Buzz 
Fizz 
97
98
Fizz 
Buzz