// Desafio 9 function encode(string) { // seu código aqui strings = ''; for (let i = 0; i < string.length; i++) { if (string[i] == 'a') { strings += '1'; } else if (string[i] == 'e') { strings += '2'; } else if (string[i] =='i') { strings += '3'; } else if (string[i] == 'o') { strings += '4'; } else if (string[i] =='u') { strings += '5'; } else { strings += string[i]; } } return strings; } function decode(string) { conteudo = ''; for ( index = 0; index < string.length; index ++) { if (string[index] =='1') { conteudo += 'a'; } else if (string[index] == '2') { conteudo += 'e'; } else if (string[index] == '3') { conteudo += 'i'; } else if (string[index] == '4') { conteudo += 'o'; } else if (string[index] == '5') { conteudo += 'u'; } else { conteudo += string[index]; } } return conteudo; }