#define SEG_A 2
#define SEG_B 3
#define SEG_C 4
#define SEG_D 5
#define SEG_E 6
#define SEG_F 7
#define SEG_G 8
#define PB1 9

int count = 0;

void setup() {
  // put your setup code here, to run once:
pinMode(SEG_A, OUTPUT);
pinMode(SEG_B, OUTPUT);
pinMode(SEG_C, OUTPUT);
pinMode(SEG_D, OUTPUT);
pinMode(SEG_E, OUTPUT);
pinMode(SEG_F, OUTPUT);
pinMode(SEG_G, OUTPUT);

pinMode(PB1, INPUT);
}

void loop() {

int SW1 = 0;
  SW1 = digitalRead(PB1);

if (SW1 ==1){
  count++;
}

if ( count > 9){
  count = 9;
}
  segmen();
}


void segmen(){
//0
if (count == 0){
digitalWrite(SEG_A, LOW);
digitalWrite(SEG_B, LOW);
digitalWrite(SEG_C, LOW);
digitalWrite(SEG_D, LOW);
digitalWrite(SEG_E, LOW);
digitalWrite(SEG_F, LOW);
digitalWrite(SEG_G, HIGH);
delay(500);
}

//1
if (count == 1){
digitalWrite(SEG_A, HIGH);
digitalWrite(SEG_B, LOW);
digitalWrite(SEG_C, LOW);
digitalWrite(SEG_D, HIGH);
digitalWrite(SEG_E, HIGH);
digitalWrite(SEG_F, HIGH);
digitalWrite(SEG_G, HIGH);
delay(500);
}


//2
if (count == 2){
digitalWrite(SEG_A, LOW);
digitalWrite(SEG_B, LOW);
digitalWrite(SEG_C, HIGH);
digitalWrite(SEG_D, LOW);
digitalWrite(SEG_E, LOW);
digitalWrite(SEG_F, HIGH);
digitalWrite(SEG_G, LOW);
delay(500);
}

if (count == 3){
//3
digitalWrite(SEG_A, LOW);
digitalWrite(SEG_B, LOW);
digitalWrite(SEG_C, LOW);
digitalWrite(SEG_D, LOW);
digitalWrite(SEG_E, HIGH);
digitalWrite(SEG_F, HIGH);
digitalWrite(SEG_G, LOW);
delay(500);
}

if (count == 4){
//4
digitalWrite(SEG_A, HIGH);
digitalWrite(SEG_B, LOW);
digitalWrite(SEG_C, LOW);
digitalWrite(SEG_D, HIGH);
digitalWrite(SEG_E, HIGH);
digitalWrite(SEG_F, LOW);
digitalWrite(SEG_G, LOW);
delay(500);
}

if (count == 5){
//5
digitalWrite(SEG_A, LOW);
digitalWrite(SEG_B, HIGH);
digitalWrite(SEG_C, LOW);
digitalWrite(SEG_D, LOW);
digitalWrite(SEG_E, HIGH);
digitalWrite(SEG_F, LOW);
digitalWrite(SEG_G, LOW);
delay(500);
}

if (count == 6){
//6
digitalWrite(SEG_A, LOW);
digitalWrite(SEG_B, HIGH);
digitalWrite(SEG_C, LOW);
digitalWrite(SEG_D, LOW);
digitalWrite(SEG_E, LOW);
digitalWrite(SEG_F, LOW);
digitalWrite(SEG_G, LOW);
delay(500);
}


if (count == 7){
//7
digitalWrite(SEG_A, LOW);
digitalWrite(SEG_B, LOW);
digitalWrite(SEG_C, LOW);
digitalWrite(SEG_D, HIGH);
digitalWrite(SEG_E, HIGH);
digitalWrite(SEG_F, HIGH);
digitalWrite(SEG_G, HIGH);
delay(500);
}

if (count == 8){
//8
digitalWrite(SEG_A, LOW);
digitalWrite(SEG_B, LOW);
digitalWrite(SEG_C, LOW);
digitalWrite(SEG_D, LOW);
digitalWrite(SEG_E, LOW);
digitalWrite(SEG_F, LOW);
digitalWrite(SEG_G, LOW);
delay(500);
}

if (count == 9){
//9
digitalWrite(SEG_A, LOW);
digitalWrite(SEG_B, LOW);
digitalWrite(SEG_C, LOW);
digitalWrite(SEG_D, LOW);
digitalWrite(SEG_E, HIGH);
digitalWrite(SEG_F, LOW);
digitalWrite(SEG_G, LOW);
delay(500);
}
}