// ĠWITH _ SIGNATURE S Ċ Ċ abstract Ġclass ĠGeneric Mutable List Iterator < T > Ġ: ĠMutable List Iterator < T > Ċ Ċ abstract Ġclass ĠDouble Mutable List Iterator Ġ: ĠMutable List Iterator < Double > Ċ Ċ abstract Ġclass ĠString Mutable List Iterator Ġ: ĠMutable List Iterator < String >