1. History of submissions
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Ratna Ratna

@dessyanaratna

Indonesia, Jakarta

Joined Oct 2020

World Rank: #21311 (1.4 points)

Institution: -

Activity over the last year

Effectiveness

 Problems solved
6
 Solutions submitted
97

Problems

List of solved classical problems:

AU7_5
CRAN01
HONDA
M_SEQ
PIRACON
TURNLT

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