Solitaire.City
Calculation Strategy

Foundation math is fixed; waste structure is where games are won.

The core skill is storing cards so the next interval ranks remain reachable across all four foundations.

Play CalculationGeneral strategy

Last updated: May 2026

Strategic priorities

  1. Assign each waste pile a rank-flow role early.
  2. Protect near-term foundation needs from deep burial.
  3. Value waste clarity over one-off immediate gains.
  4. Track next-needed intervals on all four foundations.