question: read the next 64 bits from the binary input stream and return as a 64-bit double . concode_field_sep BufferedInputStream in concode_elem_sep int buffer concode_elem_sep int EOF concode_elem_sep int N concode_field_sep long readLong concode_elem_sep short readShort concode_elem_sep void fillBuffer concode_elem_sep boolean isEmpty concode_elem_sep String readString concode_elem_sep float readFloat concode_elem_sep boolean exists concode_elem_sep void main concode_elem_sep boolean readBoolean concode_elem_sep int readInt concode_elem_sep int readInt concode_elem_sep byte readByte concode_elem_sep char readChar concode_elem_sep char readChar
target: double function ( ) { return Double . longBitsToDouble ( readLong ( ) ) ; }