diff --git a/caeser.py b/caeser.py
new file mode 100644
index 0000000..c05d674
--- /dev/null
+++ b/caeser.py
@@ -0,0 +1,21 @@
+def encrypt(text,s): 
+    result = "" 
+  
+    # traverse text 
+    for i in range(len(text)): 
+        char = text[i] 
+  
+        # Encrypt uppercase characters 
+        if (char.isupper()): 
+            result += chr((ord(char) + s-65) % 26 + 65) 
+  
+        # Encrypt lowercase characters 
+        else: 
+            result += chr((ord(char) + s - 97) % 26 + 97) 
+  
+    return result 
+text = input()
+s=int(input())
+print ("Text  : " + text )
+print ("Shift : " + str(s)) 
+print ("Cipher: " + encrypt(text,s) )