(3,80),(40,6),(15,16),(12,)

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(3,80),(40,6),(15,16),(12,)(3,80),(40,6),(15,16),(12,)(3,80),(40,6),(15,16),(12,)20

(3,80),(40,6),(15,16),(12,)
(3,80),(40,6),(15,16),(12,)

(3,80),(40,6),(15,16),(12,)
20