import anar.*;
 
 
 
 
void setup(){
size(600,300);
}
 
int count=0;
 
void draw(){
background(255,0,0);
count = count+1;
grid(count);
}
 
void grid(int gridSize) {  
 
// horizontal grid lines
for (int a=0; a<height; a=a+gridSize){
  line(0, a,  width, a); 
}  
 
// vertical grid lines
for (int a=0; a<width; a=a+gridSize){
  line(a, 0,  a, height); 
}  
 
}