Admin

Cees Otto

Math Contestant

Oegstgeest, Zuid-Holland, Netherlands

  • Birthday
    Jan. 1, 1954
  • Total Attempts
    324
  • Correct Percentage
    83%
  • Total Points
    827
Problems Attempted per Day
Score per Day
Submission Activity

  • Daily Math Challenge - Attempted

    Problem 1600

    Result: Incorrect

    Score: 0

  • Daily Math Challenge - Attempted

    Problem 1600

    Result: Incorrect

    Score: 0

  • Problem of the Week - Attempted

    Three Conditions

    Result: Correct

    Score: 6

  • Middle School Madness - Attempted

    Tricky Triangle

    Result: Correct

    Score: 0

  • Elementary Brain Teaser - Attempted

    Same Colors

    Result: Correct

    Score: 0