save project

7.5.py

@@ -15,3 +15,10 @@ for i in message:
     text = str1+str2+str3
     key_message = key_message + text
 
+index=random.randint(0,len(key_message))
+list_message=list(key_message)
+list_message.insert(index,noise)
+
+result_message="".join(list_message)
+print(result_message)
+    
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