Please write an anonymous PL$/$SQL program which uses an implicit cursor to print out the score and rank of team 'Mad Scientists' in the competition 'Science Olympiad Regional Baltimore'. Please handle exceptions.

create table school

$($sid int, $--$ school id

sname varchar$(50),--$ school name

primary key$($sid$))$;

insert into school values$(1,$ 'Catonsville High'$)$;

insert into school values$(2,$ 'MarriottsRidge High'$)$;

create table team

$($tid int, $---$ team id

tname varchar$(50),---$ team name

primary key$($tid$)$

$)$;

insert into team values$(1,$'Science Genius'$)$;

insert into team values$(2,$'Super robot'$)$;

insert into team values$(3,$'Mad Scientists'$)$;

insert into team values$(4,$'Little Eisenstein'$)$;

create table student

$($stid int, $--$ student id

stname varchar$(50),---$ student name

sid int, $---$ school id

tid int, $---$ team id

grade int, $---$ grade

primary key$($stid$),$

foreign key$($sid$)$ references school,

foreign key$($tid$)$ references team$)$;

insert into student values$(1,$ 'Anna', $1,1,11)$;

insert into student values$(2,$ 'Erica', $1,1,12)$;

insert into student values$(3,$ 'David', $1,1,11)$;

insert into student values$(4,$ 'Ravi', $1,2,11)$;

insert into student values$(5,$ 'Ali', $1,2,12)$;

insert into student values$(6,$ 'Cathy', $1,2,11)$;

insert into student values$(7,$ 'Grace', $2,3,11)$;

insert into student values$(8,$ 'Megan', $2,3,12)$;

insert into student values$(9,$ 'Jeff', $2,3,11)$;

insert into student values$(10,$ 'Ryan', $2,4,11)$;

insert into student values$(11,$ 'Ron', $2,4,12)$;

insert into student values$(12,$ 'Ella', $2,4,11)$;

create table competition

$($cid int, $---$ competition id

cname varchar$(50),---$ competition name

cdate date, $---$ competition date

primary key $($cid$))$;

insert into competition values $(1,$ 'Science Olympiad Regional Baltimore',

date $\text{'}2020-2-28\text{'})$;

insert into competition values $(2,$ 'Science Olympiad Maryland State',

date $\text{'}2020-4-1\text{'})$;

create table team$\_$result

$($tid int, $---$ team id

cid int, $---$ competition id

score number, $---$ score of the team in the competition

rank int, $---$ teams ranking in the competition, smaller the better

primary key$($tid$,$cid$),$

foreign key$($tid$)$ references team,

foreign key$($cid$)$ references competition$)$;

insert into team$\_$result values$(1,1,95,2)$;

insert into team$\_$result values$(2,1,90,3)$;

insert into team$\_$result values$(3,1,89,4)$;

insert into team$\_$result values$(4,1,99,1)$;

insert into team$\_$result values$(1,2,98,2)$;

insert into team$\_$result values$(4,2,100,1)$;