#define DelayTime 20
#define ROW 8
#define COL 3
#define G1 13

const int scan[COL] = {10,11,12};
const int row[ROW] = {2,3,4,5,6,7,8,9};

//int buffer[LED_L];
void setup() {
  for (int i = 0;i<COL;i++) pinMode(scan[i], OUTPUT);
  for (int i = 0;i<ROW;i++) pinMode(row[i], OUTPUT);
  pinMode(G1, OUTPUT);
  digitalWrite(G1,HIGH);
}

void loop() {
  int i, j, k, r, u;
  
  for(i=LOW;i<=HIGH;i++)
    for(j=LOW;j<=HIGH;j++)
      for(k=LOW;k<=HIGH;k++){
        digitalWrite(G1,LOW);
        digitalWrite(scan[0],k);
        digitalWrite(scan[1],j);
        digitalWrite(scan[2],i);
        for(r=0;r<ROW-1;r++){
          for(u=0;u<ROW;u++){
            if(u==r){
               digitalWrite(row[u],1);
               digitalWrite(row[u+1],1);
               u++;
            }
            else 
               digitalWrite(row[u],0);
          }
          digitalWrite(G1,HIGH);
          delay(DelayTime*10);
        }
      }
}