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FizzBuzz
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MSG = 'FizzBuzz Fizz BuzzFizz FizzBuzz Fizz '.scan(/(?:(?<!.)[a-z]{4})?[a-z]{4}|/i) | |
def fb2(n) | |
1.upto(n).map { |x| (MSG[x%15] + x.to_s)[/^([a-z]+|\d+)/i] } | |
end | |
# fb2(100) | |
# => ["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"] | |
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