Colors and For Loops - OpenProcessing

mySketch
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/*
Katie Frank
For loops and shapes
Art 3001
February 7, 2017
*/
​
void setup() {
  size(400, 400);
  background (255);
}
​
void draw() {
​
  int c = 0; // color
  int d = 15;   // size
​
  for (int i = 15; i < width; i = i+35) { 
    for (int j = 15; j < height; j = j + 35) { 
      noStroke();
      fill(255, c, c, 150);      //red rect color
      rect (i, j, d, d);          //rect command
      fill(c, 150, 250);           //blue color
      ellipse(i +5, j +5, d, d);    //blue command 
      fill(180, c, c, 50);          //black/green color
      ellipse(i -3, j -3, d, d);    //black/green command
    
  if (mousePressed == true) {
    c = 150;
    d = 35;
  } else {
    c = 0;
    d = 15;
  }
}
}
}