Air conditioner

An air conditioner comprising:

• a compressor configured to have an inlet, through which a refrigerant is sucked in, the sucked refrigerant being compressed by the compressor, and an outlet, through which the compressed refrigerant is discharged;
• a four-way valve configured to switch flow paths in a cooling operation and a heating operation, the four-way valve having a valve body, a D port protruding from the valve body in a first direction to be connected to the outlet, and an S port protruding from the valve body in a second direction, which is opposite of the first direction, to be connected to the inlet;
• and
• a compressor pipe having a discharging pipe to connect the outlet and the D port and a sucking pipe to connect the inlet and the S port,
• wherein one of the discharging pipe and the sucking pipe has two curved portions and an other one of the discharging pipe and the sucking pipe has one curved portion.