size(600, 600);
background (220);

strokeWeight(5);
strokeCap(SQUARE);
line(100,50, 100,500);
line(100,500, 550,500);
fill(0);

text("Y", 100,40);
text("X", 555,500);

text("Graph", 300, 30);
 fill(200,0,0);
 text("4", 160, 375);
rect(150,380,50,120);
fill(200,200,0);

text("6", 210, 335);
rect(200,340,50,160);
fill(200,0,200);

text("8", 260, 245);

rect(250,250,50,250);
fill(0,200,200);

text("10", 310, 95);
rect(300,100,50,400);
fill(255,200,0);

text("9", 360, 170);
rect(350,175,50,325);
fill(0,255,0);

text("6", 410, 335);
rect(400,340,50,160);
fill(255,0,0);

 text("4", 460, 375);
rect(450,380,50,120);