26
Feb
2012

CODEGATE 2012 – Misc-5

Challenge Description:

감사합니다./ありがとうございます./Dank u./Tak.Danke./Gratias./Спасибо./Terima kasih.
Mulţumesc./Cảm ơn bạn./Дзякуй./Благодаря./Tack./Gracias./شكرا لك./Go raibh maith agat.
Dankie./Grazie./Terima kasih./謝謝./ขอบคุณ./Obrigado./Dziękuję./Merci./Kiitos./Köszönöm./शुक्रिया.
Thank you very much for spending time with us.
The final problem enjoy with you. It may not look hard.
Let’s view the problem from another angle.
Decrypt it.

{Read More}

26
Feb
2012

CODEGATE 2012 – Misc-1

The first Misc challenge was worth 100 points, so as expected it’s no rocket science. We’re given an encrypted message:

Az hrb eix mcc gyam mcxgixec rokaxioaqh hrb mrqpck gyam lbamgarx oatygqh Erxtoigbqigarx Gidc hrbg gasc gr koaxd erzzcc zro i jyaqc Kr hrb ocqh rx Ockubqq ro Yrg man? Gyc ixmjco am dccqihrbgm

Turns out this is a simple substitution cipher; by analyzing the ciphertext’s character frequency distribution and some guesswork, we manage to obtain the plaintext:
{Read More}