add 1941

fishercoder1534 · fishercoder1534 · commit 1be6ce00771f · 2021-07-25T08:44:24.000-07:00
diff --git a/README.md b/README.md
@@ -8,6 +8,7 @@ _If you like this project, please leave me a star._ &#9733;
 
 |  #  |      Title     |   Solutions   | Video  | Difficulty  | Tag        1           
 |-----|----------------|---------------|--------|-------------|-------------
+|1941|[Check if All Characters Have Equal Number of Occurrences](https://leetcode.com/problems/check-if-all-characters-have-equal-number-of-occurrences/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_1941.java) ||Easy||
 |1936|[Add Minimum Number of Rungs](https://leetcode.com/problems/add-minimum-number-of-rungs/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_1936.java) ||Medium||
 |1935|[Maximum Number of Words You Can Type](https://leetcode.com/problems/maximum-number-of-words-you-can-type/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_1935.java) ||Easy|String|
 |1929|[Concatenation of Array](https://leetcode.com/problems/concatenation-of-array/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_1929.java) ||Easy||
diff --git a/src/main/java/com/fishercoder/solutions/_1941.java b/src/main/java/com/fishercoder/solutions/_1941.java
@@ -0,0 +1,22 @@
+package com.fishercoder.solutions;
+
+import java.util.HashSet;
+import java.util.Set;
+
+public class _1941 {
+    public static class Solution {
+        public boolean areOccurrencesEqual(String s) {
+            int[] counts = new int[26];
+            for (char c : s.toCharArray()) {
+                counts[c - 'a']++;
+            }
+            Set<Integer> set = new HashSet<>();
+            for (int i : counts) {
+                if (i != 0) {
+                    set.add(i);
+                }
+            }
+            return set.size() == 1;
+        }
+    }
+}
