int dt=1000;   // for changing delay of program
int segmentA=2;
int segmentB=3;
int segmentC=4;
int segmentD=5;
int segmentE=6;
int segmentF=7;
int segmentG=8;

void setup()
{
pinMode (segmentA,OUTPUT); //sets pin 2 in output mode
pinMode (segmentB,OUTPUT); //sets pin 3 in output mode
pinMode (segmentC,OUTPUT); //sets pin 4 in output mode
pinMode (segmentD,OUTPUT); //sets pin 5 in output mode
pinMode (segmentE,OUTPUT); //sets pin 6 in output mode
pinMode (segmentF,OUTPUT); //sets pin 8 in output mode
pinMode (segmentG,OUTPUT); //sets pin 8 in output mode

}

void loop()
{
  //print0
  digitalWrite(segmentA,HIGH);
  digitalWrite(segmentB,HIGH);
  digitalWrite(segmentC,HIGH);
  digitalWrite(segmentD,HIGH);
  digitalWrite(segmentE,HIGH);
  digitalWrite(segmentF,HIGH);
  digitalWrite(segmentG,LOW);

  delay(dt);
//print1
  digitalWrite(segmentA,LOW);
  digitalWrite(segmentB,HIGH);
  digitalWrite(segmentC,HIGH);
  digitalWrite(segmentD,LOW);
  digitalWrite(segmentE,LOW);
  digitalWrite(segmentF,LOW);
  digitalWrite(segmentG,LOW);

  delay(dt);
//print2
  digitalWrite(segmentA,HIGH);
  digitalWrite(segmentB,HIGH);
  digitalWrite(segmentC,LOW);
  digitalWrite(segmentD,HIGH);
  digitalWrite(segmentE,HIGH);
  digitalWrite(segmentF,LOW);
  digitalWrite(segmentG,HIGH);

delay(dt);
//print3
  digitalWrite(segmentA,HIGH);
  digitalWrite(segmentB,HIGH);
  digitalWrite(segmentC,HIGH);
  digitalWrite(segmentD,HIGH);
  digitalWrite(segmentE,LOW);
  digitalWrite(segmentF,LOW);
  digitalWrite(segmentG,HIGH);

delay(dt);
//print4
  digitalWrite(segmentA,LOW);
  digitalWrite(segmentB,HIGH);
  digitalWrite(segmentC,HIGH);
  digitalWrite(segmentD,LOW);
  digitalWrite(segmentE,LOW);
  digitalWrite(segmentF,HIGH);
  digitalWrite(segmentG,HIGH);

delay(dt);
//print5
  digitalWrite(segmentA,HIGH);
  digitalWrite(segmentB,LOW);
  digitalWrite(segmentC,HIGH);
  digitalWrite(segmentD,HIGH);
  digitalWrite(segmentE,LOW);
  digitalWrite(segmentF,HIGH);
  digitalWrite(segmentG,HIGH);

delay(dt);
//print6
  digitalWrite(segmentA,HIGH);
  digitalWrite(segmentB,LOW);
  digitalWrite(segmentC,HIGH);
  digitalWrite(segmentD,HIGH);
  digitalWrite(segmentE,HIGH);
  digitalWrite(segmentF,HIGH);
  digitalWrite(segmentG,HIGH);

delay(dt);
//print7
  digitalWrite(segmentA,HIGH);
  digitalWrite(segmentB,HIGH);
  digitalWrite(segmentC,HIGH);
  digitalWrite(segmentD,LOW);
  digitalWrite(segmentE,LOW);
  digitalWrite(segmentF,LOW);
  digitalWrite(segmentG,LOW);

  delay(dt);
//print8
  digitalWrite(segmentA,HIGH);
  digitalWrite(segmentB,HIGH);
  digitalWrite(segmentC,HIGH);
  digitalWrite(segmentD,HIGH);
  digitalWrite(segmentE,HIGH);
  digitalWrite(segmentF,HIGH);
  digitalWrite(segmentG,HIGH);

delay(dt);
//print9
  digitalWrite(segmentA,HIGH);
  digitalWrite(segmentB,HIGH);
  digitalWrite(segmentC,HIGH);
  digitalWrite(segmentD,HIGH);
  digitalWrite(segmentE,LOW);
  digitalWrite(segmentF,HIGH);
  digitalWrite(segmentG,HIGH);

delay(dt);
}