int d = 45; // Assign 45 to variable d

void setup() {
  size(100, 100);
  int d = 90; // Assign 90 to local variable d
  rect(0, 0, 33, d); // Use local d with value 90
}

void draw() {
  rect(33, 0, 33, d); // Use d with value 45
}