//a
N2 = '101'; //binary ordered sequence 
N = bin2dec(N2); //decimal equivalent of N2
disp("a")
disp(N, "decimal equivalent of 101 = ")

//b
N2 = '11011'; //binary ordered sequence 
N = bin2dec(N2); //decimal equivalent of N2
disp("b")
disp(N, "decimal equivalent of 11011 = ")