Create 3379-transformed-array.js

Author: everthis

3379-transformed-array.js

@@ -0,0 +1,22 @@
+/**
+ * @param {number[]} nums
+ * @return {number[]}
+ */
+var constructTransformedArray = function(nums) {
+    const n = nums.length;
+    const res = new Array(n).fill(0);
+    for (let i = 0; i < n; i++) {
+        if (nums[i] === 0) {
+            res[i] = nums[i];
+        } else if (nums[i] > 0) {
+            const ind = (i + nums[i]) % n;
+            res[i] = nums[ind];
+        } else {
+            const neg = Math.abs(nums[i]) % n;
+            const ind = (i - neg + n) % n;
+            // console.log(ind);
+            res[i] = nums[ind];
+        }
+    }
+    return res;
+};