Hash: [#23] Roach - 위장

Hash/Default/roach/test_solution.rb

@@ -0,0 +1,34 @@
+require 'test/unit'
+
+class TestCamouflage < Test::Unit::TestCase
+
+ def test_case_one
+ assert_equal(solution([["yellowhat", "headgear"], ["bluesunglasses", "eyewear"], ["green_turban", "headgear"]]), 5)
+ end
+
+ def test_case_two
+ assert_equal(solution([["crowmask", "face"], ["bluesunglasses", "face"], ["smoky_makeup", "face"]]), 3)
+ end
+
+ def solution(clothes)
+ answer = 0
+ type = {}
+
+ clothes.each_with_index do |array|
+ if type.key?(array[1].to_sym)
+ type[array[1].to_sym].push(array[0])
+ else
+ type.store(array[1].to_sym, [array[0]]) 
+ end
+ end
+
+ answer = 1
+
+ type.each do |key, value|
+ answer *= (value.length+1) 
+ end
+
+ return answer-1
+ end
+
+end