Update Solution.js

Author: yanglbme

solution/3000-3099/3043.Find the Length of the Longest Common Prefix/Solution.js

@@ -1,24 +1,22 @@
+/**
+ * @param {number[]} arr1
+ * @param {number[]} arr2
+ * @return {number}
+ */
 var longestCommonPrefix = function (arr1, arr2) {
-    let set = new Set();
-
+    const s = new Set();
     for (let x of arr1) {
-        while (x > 0) {
-            set.add(x);
-            x = Math.floor(x / 10);
+        for (; x; x = Math.floor(x / 10)) {
+            s.add(x);
         }
     }
-
     let ans = 0;
-
     for (let x of arr2) {
-        while (x > 0) {
-            if (set.has(x)) {
+        for (; x; x = Math.floor(x / 10)) {
+            if (s.has(x)) {
                 ans = Math.max(ans, Math.floor(Math.log10(x)) + 1);
-                break;
             }
-            x = Math.floor(x / 10);
         }
     }
-
     return ans;
 };