Initial data commit

Task/Matrix-transposition/JavaScript/matrix-transposition-2.js

@@ -0,0 +1,16 @@
+(function () {
+    'use strict';
+
+    function transpose(lst) {
+        return lst[0].map(function (_, iCol) {
+            return lst.map(function (row) {
+                return row[iCol];
+            })
+        });
+    }
+
+    return transpose(
+        [[1, 2, 3], [4, 5, 6], [7, 8, 9], [10, 11, 12]]
+    );
+
+})();