Create 914.卡牌分组.js

Author: yinxin630

914.卡牌分组.js

@@ -0,0 +1,27 @@
+/**
+ * @param {number[]} deck
+ * @return {boolean}
+ */
+var hasGroupsSizeX = function(deck) {
+    const map = {};
+    let max = 0;
+    for (let i = 0; i < deck.length; i++) {
+        map[deck[i]] = map[deck[i]] || 0;
+        map[deck[i]]++;
+        max = Math.max(max, map[deck[i]]);
+    }
+
+    const countList = Object.values(map);
+    for (let i = 2; i <= max; i++) {
+        let j = 0;
+        for (; j < countList.length; j++) {
+            if (countList[j] % i !== 0) {
+                break;
+            }
+        }
+        if (j === countList.length) {
+            return true;
+        }
+    }
+    return false;
+};