feat: add js solution to lc problem: No.1509

Author: rain84

solution/1500-1599/1509.Minimum Difference Between Largest and Smallest Value in Three Moves/README.md

@@ -183,6 +183,22 @@ function minDifference(nums: number[]): number {
 }
 ```
 
+#### JavaScript
+
+```js
+function minDifference(nums) {
+    if (nums.length < 5) return 0;
+    nums.sort((a, b) => a - b);
+    let ans = Number.POSITIVE_INFINITY;
+
+    for (let i = 0; i < 4; i++) {
+        ans = Math.min(ans, nums.at(i - 4) - nums[i]);
+    }
+
+    return ans;
+}
+```
+
 <!-- tabs:end -->
 
 <!-- solution:end -->

solution/1500-1599/1509.Minimum Difference Between Largest and Smallest Value in Three Moves/README_EN.md

@@ -172,6 +172,22 @@ function minDifference(nums: number[]): number {
 }
 ```
 
+#### JavaScript
+
+```js
+function minDifference(nums) {
+    if (nums.length < 5) return 0;
+    nums.sort((a, b) => a - b);
+    let ans = Number.POSITIVE_INFINITY;
+
+    for (let i = 0; i < 4; i++) {
+        ans = Math.min(ans, nums.at(i - 4) - nums[i]);
+    }
+
+    return ans;
+}
+```
+
 <!-- tabs:end -->
 
 <!-- solution:end -->

solution/1500-1599/1509.Minimum Difference Between Largest and Smallest Value in Three Moves/Solution.js

@@ -0,0 +1,11 @@
+function minDifference(nums) {
+    if (nums.length < 5) return 0;
+    nums.sort((a, b) => a - b);
+    let ans = Number.POSITIVE_INFINITY;
+
+    for (let i = 0; i < 4; i++) {
+        ans = Math.min(ans, nums.at(i - 4) - nums[i]);
+    }
+
+    return ans;
+}