Challenge No. 492: DATE CIPHER DECRYPTER – Decrypt the given messages which were encrypted using following logic.
Solved using: Python in Excel.
CHAR
Returns the character associated with a numeric code in Excel.
Max Frequency Characters
Challenge No. 487: Find the characters whose frequency is the maximum and also find the maximum frequency.
Solved using: Excel VBA.
Decrypt Caesar Cipher Variation
Challenge No. 480: Decrypt the given Encrypted text.
Solved using: Python in Excel.
Decrypt Keyword Cipher Text
Challenge No. 471: Decrypt the Encrypted Text using Keyword Cipher.
Solved using: Python in Excel.
Longest Uppercase Substring
Challenge No. 458: Extract the substrings which have longest sequence of capital (uppercase) letters in given words.
Solved using: Python.
Extract Special Characters Only
Challenge No. 456: Extract special characters from given strings.
Solved using: R.
Encrypt Using Bifid Cipher
Challenge No. 437: Bifid Cipher with Keyword
Suppose we want to encrypt the message “BATTLE” and keyword is “ROTORS”.
Solved using: Python in Excel.
Encrypt with Bifid Cipher Method
Challenge No. 432: Bifid Cipher
Suppose we want to encrypt the message “BATTLE”.
Solved using: Python in Excel.
Create Alphabetic Searchlight Grid
Challenge No. 430: Create an alphabetic searchlight as shown.
Solved using: Python in Excel.
Double Accumulated Cipher Encoding
Challenge No. 427: Double Accumulate Cipher
Step 1.
Solved using: Python.