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nophoto Guo_keng (Guo_keng)

2

2

2

2019-06-24

2019-07-22

SUBMISSIONS PROBLEMS TRIED PROBLEMS SOLVED FIRST SUBMISSION LAST SUBMISSION
Solved problems
ProblemRankingSubmissionDateRun time
1490 10 23506495 2019-06-24 07:57:45 0.250
10225 2 23642698 2019-07-22 22:23:20 0.000