void setup() {
  size (400,400); //sets screen height
}

void draw(){
  if(keyPressed) { //accepts input
    if (key == 'a' || key == 'A') {
      fill(255,0,0); //displays color on screen
    }
    if (key == 'b' || key == 'B') {
      fill(255,192,0);
    }
    if (key == 'c' || key == 'C') {
      fill(198,255,0);
    }
    if (key == 'd' || key == 'D') {
      fill(24,255,0);
    }
    if (key == 'e' || key == 'E') {
      fill(69,222,213);
    }
    if (key == 'f' || key == 'F') {
      fill(251,1,248);
    }
    if (key == 'g' || key == 'G') {
      fill(102,51,102);
    }
    if (key == 'h' || key == 'H') {
      fill(51,102,102);
    }
    if (key == 'i' || key == 'I') {
      fill(255,255,51);
    }
    if (key == 'j' || key == 'J') {
      fill(115,155,193);
    }
    if (key == 'k' || key == 'K') {
      fill(111,73,24);
    }
    if (key == 'l' || key == 'L') {
      fill(111,24,38);
    }
    if (key == 'm' || key == 'M') {
      fill(24,111,32);
    }
    if (key == 'n' || key == 'N') {
      fill(193,187,115);
    }
    if (key == 'o' || key == 'O') {
      fill(51,153,153);
    }
    if (key == 'p' || key == 'P') {
      fill(204,102,51);
    }
    if (key == 'q' || key == 'Q') {
      fill(102,153,51);
    }
    if (key == 'r' || key == 'R') {
      fill(204,51,153);
    }
    if (key == 's' || key == 'S') {
      fill(0,102,153);
    }
    if (key == 't' || key == 'T') {
      fill(153,255,102);
    }
    if (key == 'u' || key == 'U') {
      fill(251,1,166);
    }
    if (key == 'v' || key == 'V') {
      fill(1,136,251);
    }
    if (key == 'w' || key == 'W') {
      fill(0,255,48);
    }
    if (key == 'x' || key == 'X') {
      fill(108,255,0);
    }
    if (key == 'y' || key == 'Y') {
      fill(255,252,0);
    }
    if (key == 'z' || key == 'Z') {
      fill(255,126,0);
    }
}
  rectMode(CORNER); //starting point of shape
  rect(0,0,400,400); //sets rectangle size to be 400*400
  noSmooth(); //allows program to run faster, no anti-aliasing
}