% Coordinates of x-axis
x=100:20:160;
% Coordinates of y-axis
y=[22 44 55 66];
  
% Bar function to plot the Bar graph
% Set the width of each bar to 60 percent
% of the total space available for each bar
% Set the bar color green
bar(x,y,0.6,"green");

% 3 groups are made with 4 bars
% ";" is used to separate the groups
y=[2 5 4 1; 5 3 3 1; 2 8 4 6];
  
% bar function to plot the bar
bar(y);

% 3 groups
y=[2 5 4 1; 5 3 3 1; 2 8 4 6];
  
% stacked is used to stack the bars 
% on each other
bar(y,'stacked');

% bars with negative values
y=[2 5 4 -1; 5 -3 3 1; -2 8 4 6];
  
% bar function to display bars
bar(y);

% Coordinates of y axis
y=[2 5 4 1];
  
% barh() function is used to 
% display bar horizontally
barh(y);