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5 kyu
Break the Caesar!
875kingcobra
Completed Languages:
5 kyu
Caesar Cipher Helper
5,210eugene-bulkin
Completed Languages:
4 kyu
Hide a message in a deck of playing cards
284Zwyx
Completed Languages:
5 kyu
First Variation on Caesar Cipher
4,925g964
Completed Languages:
4 kyu
Most frequently used words in a text
29,956markprzepiora
Completed Languages:
6 kyu
Split Strings
168,466jhoffner
Completed Languages:
6 kyu
Decode the Morse code
121,710jolaf
Completed Languages:
5 kyu
Merged String Checker
9,534Abbe
Completed Languages:
7 kyu
Simple Physics Problem
459dnafication
Completed Languages:
7 kyu
254 shades of grey
4,486jekt
Completed Languages:
4 kyu
Cracking the Vigenère cipher, step 1: determining key length
158NaMe613
Completed Languages:
4 kyu
Vigenère Cipher Helper
8,933jacobb
Completed Languages:
6 kyu
Decipher this!
9,687yvonne-liu
Completed Languages:
6 kyu
Simple Substitution Cipher Helper
3,740jacobb
Completed Languages:
3 kyu
Rail Fence Cipher: Encoding and Decoding
9,135darrentburgess
Completed Languages:
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