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CONTESTS
Advanced
USACO Gold
$190
Advanced Gold preparation for serious USACO competitors.
What’s included
- Gold algorithms
- Hard mock sets
- Editorial-style review
- Priority contest support
Pay $190 with Stripe
After payment you land on Activate — pick macOS/Windows + serial for SAT/ACT/proctor, or get a progress link for research & internships.
Stripe success URL must be /activate?session_id={CHECKOUT_SESSION_ID}. Already paid? Open activate
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