def second_nat
import bendtorch-core@0.1.0.0/src/tensor/matmul_PROOF.bend as MatmulPROOFimport Base
1213def second_nat(values: List<&2, U32>) -> Nat:
1214 match values:
1215 case first <> second <> rest:
1216 U32.to_nat(second)
1217 case rest:
1218 0n