16 golfers (A to P) play in foursomes over five days. After the first day, they decide on groups for the following days. Fill out the rest of the schedule below so the each golfer plays once each day, and plays just once with every other golfer.
Starting hint: on day 5, golfer D cannot play with A, B, or C.
day1 day2 day3 day4 day5
ABCD GIP M IH G
EFGH N FOD EJ JOB
IJKL CEL PLH AK AM
MNOP DK NK B CF
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