int pinout[] = {23,22,21,19,18,5,4};
int zeroseg[] = {23,22,21,19,18,4};
int oneseg[] = {22,21};
int twoseg[] = {23,22,19,18,5};
int threseg[] = {23,21,22,19,5};
int fourseg[] = {21,22,5,4};
int fiveseg[] = {23,21,19, 5, 4};
int sixseg[] = {23,21,19,18,5,4};
int sevseg[] = {23,22,21};
int niseg[] = {23,22,21,5,4};
int dTime = 250;
void setup() {
  for(int i=0;i<7;i++)
  pinMode(pinout[i],OUTPUT);
}
void d(){
  delay(1000);
}
void zero(){
  for(int i=0;i<6;i++)
  digitalWrite(zeroseg[i], HIGH);
  d();
  for(int i=0;i<6;i++)
  digitalWrite(zeroseg[i], LOW);
  
}
void one(){
  for(int i=0;i<2;i++)
  digitalWrite(oneseg[i], HIGH);
  d();
  for(int i=0;i<2;i++)
  digitalWrite(oneseg[i], LOW);
}
void two(){
  for(int i=0;i<5;i++)
  digitalWrite(twoseg[i], HIGH);
  d();
  for(int i=0;i<5;i++)
  digitalWrite(twoseg[i], LOW);
}
void three(){
  for(int i=0;i<5;i++)
  digitalWrite(threseg[i], HIGH);
  d();
  for(int i=0;i<5;i++)
  digitalWrite(threseg[i], LOW);
}
void four(){
  for(int i=0;i<4;i++)
  digitalWrite(fourseg[i], HIGH);
  d();
  for(int i=0;i<4;i++)
  digitalWrite(fourseg[i], LOW);
}
void five(){
 for(int i=0;i<5;i++)
  digitalWrite(fiveseg[i], HIGH);
  d();
  for(int i=0;i<5;i++)
  digitalWrite(fiveseg[i], LOW); 
}
void six(){
  for(int i=0;i<6;i++)
  digitalWrite(sixseg[i], HIGH);
  d();
  for(int i=0;i<6;i++)
  digitalWrite(sixseg[i], LOW); 
}
void seven(){
  for(int i=0;i<3;i++)
  digitalWrite(sevseg[i], HIGH);
  d();
  for(int i=0;i<3;i++)
  digitalWrite(sevseg[i], LOW); 
}
void eight(){
  for(int i=0;i<7;i++)
  digitalWrite(pinout[i], HIGH);
  d();
  for(int i=0;i<7;i++)
  digitalWrite(pinout[i], LOW);
}
void nine(){
  for(int i=0;i<5;i++)
  digitalWrite(niseg[i], HIGH);
  d();
  for(int i=0;i<5;i++)
  digitalWrite(niseg[i], LOW);
}

void wait(){
for(int i=0;i<6;i++){
  digitalWrite(zeroseg[i], HIGH);
  delay(dTime);
  digitalWrite(zeroseg[i], LOW);
}
}
void loop() {
zero();
one();
two();
three();
four();
five();
six();
seven();
eight();
nine();
wait();
wait();
}