1.
1+ sqrt( 4 )
2.
char( 10:15 )
3.
4 +
4.
s = input('Input a string!','s');
5.
mod(17,13)
% the remainder is 4
6.
x=1
clear x
x
7.
clc
disp(['Hello, World!'])
8.
1
1
0
9.
year = input('Enter a year: ');
if mod( year, 400 ) == 0
result='leap
year'; % years divisible by 400 are leap years
elseif mod( year, 100 ) == 0
result='not
a leap year'; % other centuries are not leap years
elseif mod( year, 4 ) == 0
result='leap
year'; % otherwise every 4th year is a leap
else
result='not
a leap year'; % other years are not leap
end
disp( result );
10.
grade=input('Enter a grade: ');
if grade > 95
disp('The
grade is A');
elseif grade > 86
disp('The
grade is B');
elseif grade > 76
disp('The
grade is C');
elseif grade > 66
disp('The
grade is D');
else
disp('The
grade is F');
end
11.
name = input('User, please enter a name with 3
letters: ','s');
name = double( name ); %convert to double array
% Evaluate all cases given
1st character is in upper case
if name(1)>=65
& name(1)<=90
if name(2)>=65 & name(2)<=90
if name(3)>=65 & name(2)<=90
disp('Entered name was in upper case!')
elseif name(3)>=97 & name(3)<=122
disp('Entered name was in messy case!')
end
elseif name(2)>=97 & name(2)<=122
if name(3)>=65 & name(2)<=90
disp('Entered name was in messy case!')
elseif name(3)>=97 & name(3)<=122
disp('Entered name was in title case!')
end
end
% Evaluate all cases given
1st character is in lower case
elseif name(1)>=97 &
name(2)<=122
if name(2)>=65 & name(2)<=90
disp('Entered name was in messy case!')
elseif name(2)>=97 & name(2)<=122
if name(3)>=65 & name(3)<=90
disp('Entered name was in messy case!')
elseif name(3)>=97 & name(3)<=122
disp('Entered name was in lower case!')
end
end
end