//    8 4 2 1   8 4 2 1
//    x a b c   d e f g
//0:  0 1 1 1   1 1 1 0 0x7E
//1:  0 0 1 1   0 0 0 0 0x30
//2:  0 1 1 0   1 1 0 1 0x6D
//3:  0 1 1 1   1 0 0 1 0x79
//4:  0 0 1 1   0 0 1 1 0x33
//5:  0 1 0 1   1 0 1 1 0x5B
//6:  0 1 0 1   1 1 1 1 0x5F
//7:  0 1 1 1   0 0 0 0 0x70
//8:  0 1 1 1   1 1 1 1 0x7F
//9:  0 1 1 1   1 0 1 1 0x7B

int stRandom;

int digit[] = {0x7E, 0x30, 0x6D, 0x79, 0x33, 0x5B, 0x5F, 0x70, 0x7F, 0x7B};
int count;

void setup(){
  pinMode(7, INPUT_PULLUP);
  for (int x = 0; x<7; x++){
    pinMode(x, OUTPUT);
  }
  randomSeed(analogRead(A0));
  count = random(1, 10);
}


void loop(){
  int k = digit[count];
  if (digitalRead(7) == LOW && count> 0){
    count--;
    delay(300);
  }
  


  for(int x = 0; x<7; x++){
    int temp = k & 0x01;
    digitalWrite(x, temp);
    k >>= 1;
  }

}
/*
void setup() {
  DDRD = 0x7F;
  PORTD = 1<< PD7;
  randomSeed(analogRead(A0));
  count = random(1, 10);

}

void loop() {

bool vhod = PIND & 0x80;
if(vhod == LOW){
  count--;
  delay(500);
  if (count<= 0) count = 0;

}

  PORTD = digit[count] | 0x80;

  
}

*/