411 REFERENCE · Wiktionary
NP困難
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
Chinese
NP困难 22 NP
Pronunciation
ēn-pì-kùnnán,py=NP-kùnnán en1 pi1 kwan3 naan4 a
Adjective
zh adjective
zh computing theory NP-hard