CSE 373 Stable Marriage simulator
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This program reads a file of men and women's preferences
and tries to find a 'stable' grouping of couples.

Input file name? friends.txt
How many rounds (0 to repeat until stable)? 0

Round 1
Chandler proposes to Monica
Joey proposes to Rachel
Ross proposes to Rachel

Current matches:
Chandler: engaged to Monica (rank 1)
Joey: single
Ross: engaged to Rachel (rank 1)
Monica: engaged to Chandler (rank 1)
Phoebe: single
Rachel: engaged to Ross (rank 1)

Round 2
Joey proposes to Phoebe

Current matches:
Chandler: engaged to Monica (rank 1)
Joey: engaged to Phoebe (rank 2)
Ross: engaged to Rachel (rank 1)
Monica: engaged to Chandler (rank 1)
Phoebe: engaged to Joey (rank 1)
Rachel: engaged to Ross (rank 1)

Round 3

Current matches:
Chandler: engaged to Monica (rank 1)
Joey: engaged to Phoebe (rank 2)
Ross: engaged to Rachel (rank 1)
Monica: engaged to Chandler (rank 1)
Phoebe: engaged to Joey (rank 1)
Rachel: engaged to Ross (rank 1)

3 rounds performed and reached stable state.