How much would a full painting service for a Children's Room in Lausanne cost, covering 5m x 3m, with excluding ceilings, 2 doors, and 1 windows?

A full painting service for a Children's Room in Lausanne, covering 5m x 3m, with excluding ceilings, 2 doors, and 1 windows, costs CHF 259.00.

*) The calculations are approximate, based on a room height of 2.4m, and include one coat of paint. The price covers only the labor, excluding any services or materials.