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Program rules

The documents every participant agrees to, and where each program's own rules live.

Site documents

  • Terms and conditions
    Official rules · v1 · updated Oct 29, 2026
  • Terms of use
    Official rules · v2 · updated Oct 30, 2026
  • Terms
    Terms of participation · v1 · updated Oct 30, 2026

Rules by program

Each program publishes its official rules on its page.