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Leanforces
Nat add zero

Submission cmpgy2x3

by alice·5/22/2026, 2:17:50 PM
GitHub failed
Proof body (as submitted)
lemma helper (n : Nat) : n + 0 = n := Nat.add_zero n
theorem answer (n : Nat) : n + 0 = n := helper n
proof_body_hash: 8909d528b93d0b1a39e75c3e6558558920a60747b01020c8ea2070a2b54f0a5a
Generated Lean file

What the judge actually compiles

-- AUTO-GENERATED by Leanforces. Do not edit by hand.
-- Challenge: C0001
-- Submission: cmpgy2x310001k65nbg0967ca

import Leanforces.Challenges.C0001.Statement
import Mathlib

namespace Leanforces.Challenges.C0001.Submissions.Submission_cmpgy2x310001k65nbg0967ca

-- ┌── USER SUBMISSION BODY (verbatim) ─────────────────────
lemma helper (n : Nat) : n + 0 = n := Nat.add_zero n
theorem answer (n : Nat) : n + 0 = n := helper n
-- └── USER SUBMISSION BODY END ────────────────────────────

/-- App-appended type check. Refuses to compile unless
    `answer` has type `∀ (n : Nat), n + 0 = n`. -/
def solution_target : ∀ (n : Nat), n + 0 = n := answer

#print axioms solution_target

end Leanforces.Challenges.C0001.Submissions.Submission_cmpgy2x310001k65nbg0967ca
file_hash (recomputed): f1d276767e8b3c4a60f2f563c6595e935f537211b9fea88ebad7f065deaf37ec ✗ DOES NOT match stored hash
GitHub
Branchsubmission/cmpgy2x310001k65nbg0967ca
Commit SHA7d7aac5d41ff44cd411a8a5caf897d021d702e13
Workflow runhttps://github.com/ryendo/proofgarden-judge/actions/runs/26290114776
PR #