1990 USAMO

The 19th USAMO took place April 24, 1990. The time limit was three and a half hours, and total scores were out of 100 points. The first link contains the full set of test problems. The rest contain each individual problem and its solution.

See Also

1990 USAMO (ProblemsResources)
Preceded by
1989 USAMO
Followed by
1991 USAMO
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All USAMO Problems and Solutions