function setup(){createCanvas(700,700);}

function draw(){frameRate(3.1);

			   background(random(20,200),random(40,200),random(100,200));

			   triangle(200,700,450,300,100,100);

			   triangle(100,100,300,450,700,200);

			   triangle(500,600,100,100,400,300);

			   triangle(300,400,100,100,600,500);}