x=input("Enter your age"); if(x>18) disp("You can cast a vote"); else disp("Sorry you cannot cast a vote"); endfor c = 1:ncols for r = 1:nrows if r == c A(r,c) = 2; elseif abs(r-c) == 1 A(r,c) = -1; else A(r,c) = 0; end end endfor c = 1:ncols for r = 1:nrows if r == c A(r,c) = 2; elseif abs(r-c) == 1 A(r,c) = -1; else A(r,c) = 0; end end end Aif expression statements elseif expression statements else statements end if r == c A(r,c) = 2; elseif abs(r-c) ~= 1 A(r,c) = -1; else A(r,c) = 0; enda = 100; %check the boolean condition if a == 10 % if condition is true then print the following fprintf('Value of a is 10\n' ); elseif( a == 20 ) % if else if condition is true fprintf('Value of a is 20\n' ); elseif a == 30 % if else if condition is true fprintf('Value of a is 30\n' ); else % if none of the conditions is true ' fprintf('None of the values are matching\n'); fprintf('Exact value of a is: %d\n', a ); endif expression statements elseif expression statements else statements end