MlbendMetrics.pairs: def of mlbend-metrics@0.1.0.0
Import: import mlbend-metrics@0.1.0.0/main.bend as MlbendMetrics
Lines 202-204 of mlbend-metrics@0.1.0.0/main.bend: https://jend.leeeet.dev/read.txt?path=mlbend-metrics@0.1.0.0/main.bend&start_line=202&end_line=204

import Base

# the number of pairs the two sequences hold, or why there is no answer
def pairs(a, -A: Kind(a), ys: List<a, A>, ps: List<a, A>) -> Result<&1, &1, Bad, Nat>:
  not_empty(same_len(List.length(a, A, ys), List.length(a, A, ps)))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.length
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=mlbend-metrics@0.1.0.0/main.bend&name=Bad
  https://jend.leeeet.dev/definition.txt?path=mlbend-metrics@0.1.0.0/main.bend&name=not_empty
  https://jend.leeeet.dev/definition.txt?path=mlbend-metrics@0.1.0.0/main.bend&name=same_len