Essay
In the group stage of the 2011 women's soccer world cup the USA beat North Korea, Sweden beat Columbia, the USA beat Columbia, Sweden beat North Korea, Sweden beat the USA, and the game between Columbia and North Korea ended in a tie. Model this outcome using a directed segment from A to B if A beat B, and an undirected segment if the game ended in a tie.
Correct Answer:
Verified
Correct Answer:
Verified
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