C170 three conditions

As night fell, Chen Yu faced a difficult situation.

There was only one room in the house, one pillow, one quilt!

The problem was, how was he going to allocate the sleeping space?

"Brother Yu, what are you waiting for? "Come and sleep!"

Yang Xin patted on the empty bed beside him and shouted.

Chen Yu covered his forehead and said snappily: "Xin Er