add hw2

node_modules/ramda/es/fromPairs.js

@@ -0,0 +1,33 @@
+import _curry1 from "./internal/_curry1.js";
+/**
+ * Creates a new object from a list key-value pairs. If a key appears in
+ * multiple pairs, the rightmost pair is included in the object.
+ *
+ * @func
+ * @memberOf R
+ * @since v0.3.0
+ * @category List
+ * @sig [[k,v]] -> {k: v}
+ * @param {Array} pairs An array of two-element arrays that will be the keys and values of the output object.
+ * @return {Object} The object made by pairing up `keys` and `values`.
+ * @see R.toPairs, R.pair
+ * @example
+ *
+ *      R.fromPairs([['a', 1], ['b', 2], ['c', 3]]); //=> {a: 1, b: 2, c: 3}
+ */
+
+var fromPairs =
+/*#__PURE__*/
+_curry1(function fromPairs(pairs) {
+  var result = {};
+  var idx = 0;
+
+  while (idx < pairs.length) {
+    result[pairs[idx][0]] = pairs[idx][1];
+    idx += 1;
+  }
+
+  return result;
+});
+
+export default fromPairs;