From ca244853659595ab52de897f06dc8b155e59619f Mon Sep 17 00:00:00 2001
From: Ibnu Dzumirrotin <51980747+ibnudz@users.noreply.github.com>
Date: Wed, 5 Oct 2022 16:38:01 +0800
Subject: [PATCH] principle of caesar cipher

---
 caesar_cipher.py | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 caesar_cipher.py

diff --git a/caesar_cipher.py b/caesar_cipher.py
new file mode 100644
index 0000000..4702692
--- /dev/null
+++ b/caesar_cipher.py
@@ -0,0 +1,25 @@
+# A python program to illustrate Caesar Cipher Technique
+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
+
+# Modify this s variable to change shifted secret message
+s = 4
+text = input("Input secret words : ")
+
+print("Text : " + text)
+print("Shift : " + str(s))
+print("Cipher: " + encrypt(text, s))
\ No newline at end of file