{"ScriptPreparationCode":"const alphabet = { \u0027a\u0027: \u0027$\u0027, \u0027b\u0027: \u0027?\u0027}","TestCases":[{"Name":"encode","Code":"encode = text =\u003E text.split(\u0027\u0027).map(ch =\u003E alphabet[ch]).join(\u0027\u0027);","IsDeferred":false},{"Name":"decode","Code":"decode = text =\u003E text.split(\u0027\u0027).map(ch =\u003E Object.keys(alphabet).find(letter =\u003E alphabet[letter] === ch)).join(\u0027\u0027);","IsDeferred":false}]}