My Christmas Escape

Walkthrough:
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-take both robots and the remote control at the bed screen.
-go to the window screen and click the right corner on the floor.
-take the thumbtack.
-get the tape from the tree.
-get the spray from the bag on the hanger.
-go to the door screen and click on the floor under the poster. 
-get the pink ribbon.
-click the spray on the left window.
-see the symbols: "0x0=star"
-see "0x2=square" on the wall left side of the door.
-give the ribbon to the snowman and get the key.
-see "9" on the star of the tree.
-open the bottom drawer with the key and put the robots and the remote control in.
-turn off the lights and see: "0xtriangle=21" on the wall.
-get the poster under the bed.
-go to the tree screen and put the poster on the wall.
-calculate the numbers and the symbols and find :
 triangle:7
 circle:3
 square:6
 star:9
-go to the safe at the left side of the door and change the values of the symbols.
-get the pencils in the safe.
-click the pencils on the mouse poster to paint it.
-get the stick from the poster.
-click the left side of the shelf above the tree.
-get the key with the stick.
-open the top drawer with the key and get the green sock.
-go to the fireplace poster and click the green sock on it.
-click on the fire with the pencils.
-go to the window and watch the star.
-go to the fireplace poster and get the star.
-put the star on the window and escape.