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Mock AIME I 2012 Problems/Problem 9: Revision history

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11 March 2025

7 April 2012

  • curprev 16:4016:40, 7 April 2012 Esque talk contribs 1,715 bytes +1,715 Created page with "==Problem== A class of seven students is doing a Secret Santa, for which all seven students have contributed a gift each. However, one of the seven students has not arrived yet. ..."
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