Deliverables:

Problem # $1$: You are given the following Z$-$language state schema for a Union Office.

$[$NAME$|$TEL$]$

Messages AlreadxaExist $|$ Dota Found $|$Insufficient$\_$Fund$[$Notsodember$]$

$\backslash$cline $\{2-3\}($ Members: $\backslash$mathbb$\{$P$\}$ NAME $\backslash$ ExecutiveMembers: $\backslash$mathbb$\{$P$\}$ NAME $\backslash$ Manager: NAME $\backslash$ UnionBank: NAME $\backslash$rightarrow $\backslash$mathbb$\{$N$\}\backslash$ Dir: NAME $\backslash$leftrightarrow TEL $\backslash \backslash$hline Manager $\backslash$in Members $\backslash$ ExecutiveMember $\backslash$subseteq Members $\backslash$ Members$=$dom UnionBank $\backslash$ Members$=$dom Dir $\backslash \backslash$hline$\backslash$end$\{$array$\})$

Write Z$-$language specification for the following Operation. Make all these operations robust by addressing all possible error states and provide a response! Message after each operation execution.

$\backslash$table$[[,$Schema Name,Specification$],[1.,$AddMember,$\backslash$table$[[$This operation schema takes a member name and telephone number to$],[$be added to the system. Every new member starts with zero bank$],[$account$.]]],[2.,$NewExecutixe,This operation promotes a member to become an executive member.$],[3.,$NewPresident,$\backslash$table$[[$This operation schema takes an executive member name and promote$],[$it to be the union president.$]]],[4.,$WithdrawMonex,$\backslash$table$[[$This operation schema takes a member name to withdraw sufficient$],[$amount from his balance.$]]],[5.,$AddMonex,$\backslash$table$[[$This operation schema adds a positive amount of money to the$],[$member$\text{'}$s account.$]]],[6,$GetBalance,Returns the balance of a given member$],[7,$UpdateTelephone,This operation schema updates a member's telepnone number$],[8,$GetTelephone,This operations return the telephone number of a given member name$],[9,$PrintMembersList,This operation returns the list of members names$],[10,$PrintExcutiveList.,This operation returns the list of Executive members names$]]$