def interpolate(array,x,y):
 value=get(array,x,y)
 valueTL=get(array,x-1,y-1)
 valueL=get(array,x-1,y)
 valueBL=get(array,x-1,y+1)
 valueT=get(array,x,y-1)
 valueTR=get(array,x+1,y-1)
 valueR=get(array,x+1,y)
 valueBR=get(array,x+1,y+1)
 valueB=get(array,x,y+1)
 num=average(value,valueTL)
 num=average(num,valueT)
 num=average(num,valueTR)
 num=average(num,valueR)
 num=average(num,valueBR)
 num=average(num,valueB)
 num=average(num,valueBL)
 num=average(num,valueL)
 put(array,x,y,num)

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