add {fst,snd}_map_zip

2 jobs for !285 with ralf/fst_snd_map_zip in 4 minutes and 45 seconds (queued for 4 seconds)
latest detached
Status Name Job ID Coverage
  Build
passed build-coq.8.10.2 #132344
fp

00:04:44

passed build-coq.8.13.2-mr #132343
fp

00:04:28