Problems

1 – 15 of 15

Problem Title Likes Solvers Difficulty

Problem 47603. Cipher or Decipher the number according to the second input - 1 key for all digits

Created by: Sibi

Tags cipher, decipher

Problem 751. Implement simple rotation cypher

Created by: Doug Hull

Tags encoding, cipher, asee

1084

Problem 56185. Extract the Acrostic Message

Created by: Ben Placek

Tags string, cipher, text

103

Problem 47813. Cipher or Decipher the number according to the second input - 3 keys

Created by: Sibi

Tags cipher, decipher

Problem 1080. Guess Cipher

Created by: Khaled Hamed

Tags string, cipher

416

Problem 42525. Vigenere cipher - be like Sherlock Holmes!

Created by: mawlndjr xslkveal

Tags cipher, decrypting, vigenere cipher

Problem 565. Transposition as a CIPHER

Created by: Sourav Mondal

Tags strings, string, combining different lengths

216

Problem 48175. Cipher or Decipher the number according to the second input - 3 keys - order [1 2 3 2 1 2 3 ......]

Created by: Sibi

Tags cipher, dichiper

Problem 44351. Code breaker, Part I: Operation Phoenix

Created by: David Verrelli

Tags speed, cipher, cryptography

Problem 49347. Cipher and Decipher the message - same key for all digits

Created by: Sibi

Tags cipher, decipher

Problem 44356. Code breaker, Part II: Operation Orthos

Created by: David Verrelli

Tags speed, cipher, cryptography

Problem 78. Implement a ROT13 cipher

Created by: Cody Team

Tags matlab, encoding, cipher

1680

Problem 48920. Cipher and Decipher the message - 3 key

Created by: Sibi

Tags cipher, dicipher

Problem 47970. Cipher or decipher the number according to the second input - 10 keys

Created by: Sibi

Tags cipher, decipher

Problem 44383. Code breaker, Part III: Operation Xiangliu

Created by: David Verrelli

Tags speed, cipher, cryptography

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Problems

Problem 47603. Cipher or Decipher the number according to the second input - 1 key for all digits

Problem 751. Implement simple rotation cypher

Problem 56185. Extract the Acrostic Message

Problem 47813. Cipher or Decipher the number according to the second input - 3 keys

Problem 1080. Guess Cipher

Problem 42525. Vigenere cipher - be like Sherlock Holmes!

Problem 565. Transposition as a CIPHER

Problem 48175. Cipher or Decipher the number according to the second input - 3 keys - order [1 2 3 2 1 2 3 ......]

Problem 44351. Code breaker, Part I: Operation Phoenix

Problem 49347. Cipher and Decipher the message - same key for all digits

Problem 44356. Code breaker, Part II: Operation Orthos

Problem 78. Implement a ROT13 cipher

Problem 48920. Cipher and Decipher the message - 3 key

Problem 47970. Cipher or decipher the number according to the second input - 10 keys

Problem 44383. Code breaker, Part III: Operation Xiangliu