java.lang.Object
g1901_2000.s1941_check_if_all_characters_have_equal_number_of_occurrences.Solution

public class Solution extends Object
1941 - Check if All Characters Have Equal Number of Occurrences.<p>Easy</p> <p>Given a string <code>s</code>, return <code>true</code> <em>if</em> <code>s</code> <em>is a <strong>good</strong> string, or</em> <code>false</code> <em>otherwise</em>.</p> <p>A string <code>s</code> is <strong>good</strong> if <strong>all</strong> the characters that appear in <code>s</code> have the <strong>same</strong> number of occurrences (i.e., the same frequency).</p> <p><strong>Example 1:</strong></p> <p><strong>Input:</strong> s = &ldquo;abacbc&rdquo;</p> <p><strong>Output:</strong> true</p> <p><strong>Explanation:</strong> The characters that appear in s are &lsquo;a&rsquo;, &lsquo;b&rsquo;, and &lsquo;c&rsquo;. All characters occur 2 times in s.</p> <p><strong>Example 2:</strong></p> <p><strong>Input:</strong> s = &ldquo;aaabb&rdquo;</p> <p><strong>Output:</strong> false</p> <p><strong>Explanation:</strong> The characters that appear in s are &lsquo;a&rsquo; and &lsquo;b&rsquo;. &lsquo;a&rsquo; occurs 3 times while &lsquo;b&rsquo; occurs 2 times, which is not the same number of times.</p> <p><strong>Constraints:</strong></p> <ul> <li><code>1 <= s.length <= 1000</code></li> <li><code>s</code> consists of lowercase English letters.</li> </ul>
  • Constructor Details

    • Solution

      public Solution()
  • Method Details

    • areOccurrencesEqual

      public boolean areOccurrencesEqual(String s)