#!/usr/local/bin/node var fizzbuzz = []; for (var i = 1; i <= 30; i++) { if (i % 3 == 0) fizzbuzz[i] = (fizzbuzz[i] || '') + 'Fizz'; if (i % 5 == 0) fizzbuzz[i] = (fizzbuzz[i] || '') + 'Buzz'; } console.log(fizzbuzz.length); fizzbuzz.forEach(function(v){ console.log(v) });