-1
AHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHAAHAHAHAHAHAHAHAHAHHAHAHAHAHAHAHAAHAHHHA