Another way,

Fill in 3 pint jug, pour it to 5 pint, fill in three again and pour it to 5. This leaves 1 pint in 3 pint with 5 pint full. Now empty 5, and pour 1 into 5. Now, Pour 3 into 5 twice. That leave 5 pint and 2 pint (in 3 pint jug). Total 7 pints, of course norton way is little easier.