Return my money back!!!!

Thursday morning... :)
My water had pour on the floor TT
Then, after recess I go to the water machine....
And put 20 sens into it.....
After that, I click the "Start" button....
SHIT.... Why no water come out d?????
I press n press n press it again.... still no water come out!!
Haiz.... my 20 sens.... had juz "fly away".... T.T

Ok fine then.... when school is over....
I go to the water machine n put lesser.... 10 sen~ Kakaka..
Then I press "Start" button again....
SHIT OMG!! No water come out again....

RAWR!! 30 sens had gone.... *cries*
MY MONEY~~~~~~ *sobs*