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class Walker { constructor(){ this.x = width/2; this.y = height/2; } display(){ stroke(0); point(this.x, this.y); } step(){ let r = random(1); print(r) if (r < .5){ if (mouseX > this.x) { this.x++ }else { this.x-- } if (mouseY > this.y) { this.y++ }else { this.y-- } } else if (r < .75) { this.x++; this.y++ } else { this.y-- this.x-- } }}