diff --git a/Divisors.ipynb b/Divisors.ipynb
new file mode 100644
index 0000000..ae3ec3e
--- /dev/null
+++ b/Divisors.ipynb
@@ -0,0 +1,39 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "a=int(input())\n",
+    "b=[]\n",
+    "for i in range(1,a):\n",
+    "    if a%i==0:\n",
+    "        b.append(i)\n",
+    "print(b)"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.6.3"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}
diff --git a/list comprehension.py b/list comprehension.py
new file mode 100644
index 0000000..c797720
--- /dev/null
+++ b/list comprehension.py	
@@ -0,0 +1,13 @@
+
+# coding: utf-8
+
+# In[1]:
+
+
+a=[1,4,9,16,25,36,49,64,81,100]
+b=[]
+for i in a:
+    if i%2==0:
+        b.append(i)
+print(b)
+
diff --git a/primality.py b/primality.py
new file mode 100644
index 0000000..b738084
--- /dev/null
+++ b/primality.py
@@ -0,0 +1,17 @@
+
+# coding: utf-8
+
+# In[2]:
+
+
+num =int(input())
+if num > 1:
+    for i in range(2,num):
+        if (num % i) == 0:
+            print(num,"is not a prime number")
+            break
+    else:
+        print(num,"is a prime number")
+else:
+    print(num,"is not a prime number")
+