int function ( ) { return x ; }
get the x coordinate of the new step concode_field_sep int x concode_elem_sep int y concode_elem_sep long serialVersionUID concode_elem_sep ArrayList steps concode_field_sep boolean contains concode_elem_sep int getY concode_elem_sep int getY concode_elem_sep void prependStep concode_elem_sep int hashCode concode_elem_sep Step getStep concode_elem_sep boolean equals concode_elem_sep int getLength concode_elem_sep void appendStep