Exercise 13-2: Fill in the blanks in the following code so that the circle has a 10% chance of moving up, a 20% chance of moving down, and a 70% chance of doing nothing.
float y = 100;
void setup() {
size(200,200);
smooth();
}
void draw() {
background(0);
float r = random(1);
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ellipse(width/2,y,16,16);
}
// Learning Processing
// Daniel Shiffman
// http://www.learningprocessing.com
// Exercise 13-2: Fill in the blanks in the following code so that the circle has a 10% chance of
// moving up, a 20% chance of moving down, and a 70% chance of doing nothing.
float y = 100;
void setup() {
size(200,200);
smooth();
}
void draw() {
background(255);
float r = random(1);
if (r < 0.1) {
y--;
} else if (r < 0.3) {
y++;
}
stroke(0);
fill(175);
ellipse(width/2,y,16,16);
}