ProofAssist.stuck_pick: def of minebender-game@1.0.0.0
Import: import minebender-game@1.0.0.0/proof_assist.bend as ProofAssist
Lines 228-243 of minebender-game@1.0.0.0/proof_assist.bend: https://jend.leeeet.dev/read.txt?path=minebender-game@1.0.0.0/proof_assist.bend&start_line=228&end_line=243

import Base
import minebender-game@1.0.0.0/types.bend as T
import minebender-game@1.0.0.0/game.bend as G
import minebender-game@1.0.0.0/solver.bend as S
import minebender-game@1.0.0.0/LAWS.bend as L
import minebender-game@1.0.0.0/proof_solver.bend as PV

def stuck_pick(+w: Nat, +h: Nat, +layout: T.Grid(Bool), +s: T.Grid(Bool), +f: List<&2, T.Pos>,
  +nos: {G.all_safe(w, h, layout, s) == False{} : Bool},
  stuck: L.Stuck(G.knowledge(G.Game{w, h, layout, s, f, T.Playing{}})),
  +r: Maybe<&2, T.Pos>, re: {S.solve(G.knowledge(G.Game{w, h, layout, s, f, T.Playing{}})) == r : Maybe<&2, T.Pos>}, +k: Nat) ->
  Exists(T.Pos, p => {L.mine(layout, p) == False{} : Bool} &
    ({L.hidden(G.knowledge(G.Game{w, h, layout, s, f, T.Playing{}}), p) == True{} : Bool} &
     {G.assist.pick(r, G.Game{w, h, layout, s, f, T.Playing{}}, k) == G.open(G.Game{w, h, layout, s, f, T.Playing{}}, p) : G.Game})):
  match r:
    case Some{q}:
      +k0 = G.knowledge(G.Game{w, h, layout, s, f, T.Playing{}})
      Empty.absurd(Exists(T.Pos, p => {L.mine(layout, p) == False{} : Bool} &
        ({L.hidden(k0, p) == True{} : Bool} &
         {G.assist.pick(Some{q}, G.Game{w, h, layout, s, f, T.Playing{}}, k) == G.open(G.Game{w, h, layout, s, f, T.Playing{}}, p) : G.Game})),
        stuck(q, PV.solve_safe(k0, q, re)))
    case None{}:
      stuck_pick.none(w, h, layout, s, f, k, first_safe_some(layout, s, G.safe_list(w, h, s, k), nos_list(w, h, layout, s, k, nos)))

Uses (24):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Empty.absurd
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Exists
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/LAWS.bend&name=Stuck
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/LAWS.bend&name=hidden
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/LAWS.bend&name=mine
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=Game
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=all_safe
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=assist.pick
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=knowledge
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=open
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=safe_list
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_assist.bend&name=first_safe_some
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_assist.bend&name=nos_list
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_assist.bend&name=stuck_pick.none
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_solver.bend&name=solve_safe
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/solver.bend&name=solve
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Grid
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Pos
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Status