From b3b2f763bf8c7ab12640eca17b7c940793760358 Mon Sep 17 00:00:00 2001
From: sangge <2251250136@qq.com>
Date: Fri, 25 Aug 2023 02:47:59 +0800
Subject: [PATCH] =?UTF-8?q?=E9=A2=98=E7=9B=AE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 crypto/easy_caesar/encrypt.py | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 crypto/easy_caesar/encrypt.py

diff --git a/crypto/easy_caesar/encrypt.py b/crypto/easy_caesar/encrypt.py
new file mode 100644
index 0000000..863eaf1
--- /dev/null
+++ b/crypto/easy_caesar/encrypt.py
@@ -0,0 +1,19 @@
+with open("plain_text.txt") as f:
+    plain = f.readline()
+    
+
+def caesar_encrypt(text, shift = 3):
+    encrypted_text = ""
+    for char in text:
+        if char.isalpha():
+            ascii_offset = ord('A') if char.isupper() else ord('a')
+            encrypted_char = chr((ord(char) - ascii_offset + shift) % 26 + ascii_offset)
+            encrypted_text += encrypted_char
+        else:
+            encrypted_text += char
+    return encrypted_text
+
+cipher = caesar_encrypt(plain)
+
+with open("cipher_text.txt","w") as f:
+    f.write(cipher)
\ No newline at end of file