in project list require skill req_skill list people the ith person peoplei contain list skill person hasconsider sufficient team set people require skill req_skill person team skill we represent team index personFor example team 0 1 3 represent people skill people0 people1 people3return sufficient team small possible size represent index person you return answer orderIt guarantee answer exist Example 1input req_skill javanodejsreactjs people javanodejsnodejsreactjsOutput 02example 2input req_skill algorithmsmathjavareactjscsharpaw people algorithmsmathjavaalgorithmsmathreactjsjavacsharpawsreactjscsharpcsharpmathawsjavaoutput 12 Constraints1 req_skillslength 161 req_skillsilength 16req_skillsi consist lowercase english lettersall string req_skill unique1 peoplelength 600 peopleilength 161 peopleijlength 16peopleij consists lowercase english lettersall string peoplei uniqueevery skill peoplei skill req_skillsIt guarantee sufficient team exist