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nophoto C. Walter Ogston

18

9

2

1998-01-28

1998-04-16

SUBMISSIONS PROBLEMS TRIED PROBLEMS SOLVED FIRST SUBMISSION LAST SUBMISSION
Solved problems
ProblemRankingSubmissionDateRun time
136 13 6915 1998-03-06 18:50:42 0.000
138 6454 7311 1998-03-18 14:10:57 2.950