Counting Magical Crystals
You are an apprentice wizard exploring a mystical cave filled with magical crystals of various colors. Your task is to count all the crystals of a specific color to complete your spell.
Write a function named countCrystals that takes two parameters:
-
crystals: An array of strings where each element represents the color of a crystal. -
color: A string representing the color of crystals you want to count.
Example 1
Input:
crystals = ["blue", "blue", "blue", "blue", "blue"];
color = "blue"
Output: 5
Example 2
Input:
crystals = ["green", "green", "yellow", "yellow", "green"];
color = "green"
Output: 3
Example 3
Input:
crystals = ["red", "red", "red", "red"];
color = "blue"
Output: 0
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