abs(if((x<0)or(x>160),0,1)*if((x>0)and(x<10)or(x>20)and(x<40)or(x>50)and(x<60)or(x>70)and(x<80)or(x>90)and(x<110)or(x>130)and(x<140)or(x>150)and(x<160),1,0))