package Ġcom . computer . inu . sq k aka otal k . Data Ċ Ċ data Ġclass Ġk ak ao _ account Data Ġ( ĊĠĠĠ Ġvar Ġhas _ email Ġ: ĠBoolean ?, ĊĠĠĠ Ġvar Ġemail _ needs _ agreement Ġ: ĠBoolean ?, ĊĠĠĠ Ġvar Ġhas _ birthday Ġ: ĠBoolean ?, ĊĠĠĠ Ġvar Ġbirthday _ needs _ agreement Ġ: ĠBoolean ? Ċ )