diff --git a/Exercises/1-seq.js b/Exercises/1-seq.js
index 0cc00a7..48ab441 100644
--- a/Exercises/1-seq.js
+++ b/Exercises/1-seq.js
@@ -1,5 +1,5 @@
 'use strict';
 
-const seq = (f) => (g) => (x) => 0;
+const seq = (f) => (g) => (typeof g === 'number' ? f(g) : seq((x) => f(g(x))));
 
 module.exports = { seq };
diff --git a/Exercises/2-array.js b/Exercises/2-array.js
index b6d47cf..539bab4 100644
--- a/Exercises/2-array.js
+++ b/Exercises/2-array.js
@@ -1,5 +1,11 @@
 'use strict';
 
-const array = () => null;
+const array = () => {
+  const data = [];
+  const get = (i) => data[i];
+  get.push = (x) => data.push(x);
+  get.pop = () => data.pop();
+  return get;
+};
 
 module.exports = { array };