Toodledoが全人類に捧ぐ！iPhoneおすすめ神アプリ

Toodledo is flexible enough to work with many different productivity styles. You can use the popular GTD methodology, or you can use your own system. You can keep things simple, or…

•• Monoalphabetic Ciphers •• A monoalphabetic cipher replaces one letter with another and uses the same substitution across the entire message. The popular Cryptogram puzzles that …