int time = 100;

int LPA = 12;      
int CPA = 11; 
int DPA = 13;

int LPB = 9;      
int CPB = 8; 
int DPB = 10;

int LPC = 6;      
int CPC = 5; 
int DPC = 7;

int LPD = 3;      
int CPD = 2; 
int DPD = 4;

byte leds = 0;

void USCA()
{
   digitalWrite(LPA, LOW);
   shiftOut(DPA, CPA, LSBFIRST, leds);
   digitalWrite(LPA, HIGH);
}
void USCB()
{
   digitalWrite(LPB, LOW);
   shiftOut(DPB, CPB, LSBFIRST, leds);
   digitalWrite(LPB, HIGH);
}
void USCC()
{
   digitalWrite(LPC, LOW);
   shiftOut(DPC, CPC, LSBFIRST, leds);
   digitalWrite(LPC, HIGH);
}
void USCD()
{
   digitalWrite(LPD, LOW);
   shiftOut(DPD, CPD, LSBFIRST, leds);
   digitalWrite(LPD, HIGH);
}
void setup() 
{
  pinMode(LPA, OUTPUT);
  pinMode(DPA, OUTPUT);  
  pinMode(CPA, OUTPUT);
  pinMode(LPB, OUTPUT);
  pinMode(DPB, OUTPUT);  
  pinMode(CPB, OUTPUT);
  pinMode(LPC, OUTPUT);
  pinMode(DPC, OUTPUT);  
  pinMode(CPC, OUTPUT);
  pinMode(LPD, OUTPUT);
  pinMode(DPD, OUTPUT);  
  pinMode(CPD, OUTPUT);
}
void loop() 
{
    leds = 0;
  USCA();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, 7-i);
    USCA();
    delay(time);
  }
  leds = 0;
  USCB();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, 7-i);
    USCB();
    delay(time);
  }
  leds = 0;
  USCC();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, 7-i);
    USCC();
    delay(time);
  }
  leds = 0;
  USCD();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, 7-i);
    USCD();
    delay(time);
  }
  delay(1000);
  
  leds = 0;
  USCD();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    digitalWrite(LPA,LOW);
    delay(time);
  }
    leds = 0;
  USCC();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    digitalWrite(LPA,LOW);
    delay(time);
  }
    leds = 0;
  USCB();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    digitalWrite(LPA,LOW);
    delay(time);
  }
    leds = 0;
  USCA();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    digitalWrite(LPA,LOW);
    delay(time);
  }
  delay(1000);
  
  leds = 0;
  USCD();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    USCD();
    delay(time);
  }
  leds = 0;
  USCC();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    USCC();
    delay(time);
  }
 
  leds = 0;
  USCB();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    USCB();
    delay(time);
  }
  leds = 0;
  USCA();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    USCA();
    delay(time);
  }
  delay(1000);
  
 
  delay(1000);
  leds = 0;
  USCD();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    digitalWrite(LPA,LOW);
    delay(time);
  }
    leds = 0;
  USCC();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    digitalWrite(LPA,LOW);
    delay(time);
  }
    leds = 0;
  USCB();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    digitalWrite(LPA,LOW);
    delay(time);
  }
    leds = 0;
  USCA();
  delay(time);
  for (int i = 0; i < 8; i++)
  {
    bitSet(leds, i);
    digitalWrite(LPA,LOW);
    delay(time);
  }
}