const short int A = 3; //dobro
const short int B = 7; //dobro
const short int C = 10; //dobro
const short int D = 12; //dobro
const short int E = 13; //dobro
const short int F = 4; //dobro
const short int G = 9; //dobro
const short int DP = 11; //dobro

const short int D1 = 2; //dobro
const short int D2 = 5; //dobro
const short int D3 = 6; //dobro

int broj = 14, a, b;

void setup() {
  Serial.begin(9600);
  pinMode(A, OUTPUT);
  pinMode(B, OUTPUT);
  pinMode(C, OUTPUT);
  pinMode(D, OUTPUT);
  pinMode(E, OUTPUT);
  pinMode(F, OUTPUT);
  pinMode(G, OUTPUT);
  pinMode(DP, OUTPUT);
  pinMode(D1, OUTPUT);
  pinMode(D2, OUTPUT);
  pinMode(D3, OUTPUT);
  allHigh();
}

void loop() {
  broj = map(analogRead(A1), 0, 1023, 0, 99);
  Serial.println(analogRead(A1));
  a = broj % 10;
  if(broj > 9)b = broj / 10;
  else b = 0;
 
  digitalWrite(D1, LOW);
  pokreni(b);
  delay(10);
  digitalWrite(D1, HIGH);
 
  digitalWrite(D2, LOW);
  pokreni(a);
  delay(10);
  digitalWrite(D2, HIGH);
}

void pokreni(short int broj){
  switch(broj){
    case 0: s0();
            break;
    case 1: s1();
            break;
    case 2: s2();
            break;
    case 3: s3();
            break;
    case 4: s4();
            break;
    case 5: s5();
            break;
    case 6: s6();
            break;
    case 7: s7();
            break;
    case 8: s8();
            break;
    case 9: s9();
            break;
  }
}

void allHigh(){
  digitalWrite(A, HIGH);
  digitalWrite(B, HIGH);
  digitalWrite(C, HIGH);
  digitalWrite(D, HIGH);
  digitalWrite(E, HIGH);
  digitalWrite(F, HIGH);
  digitalWrite(G, HIGH);
  digitalWrite(D1, HIGH);
  digitalWrite(D2, HIGH);
  digitalWrite(D3, HIGH);
}

void allLow(){
  digitalWrite(A, LOW);
  digitalWrite(B, LOW);
  digitalWrite(C, LOW);
  digitalWrite(D, LOW);
  digitalWrite(E, LOW);
  digitalWrite(F, LOW);
  digitalWrite(G, LOW);
  digitalWrite(D1, LOW);
  digitalWrite(D2, LOW);
  digitalWrite(D3, LOW);
}

void s0() {
  digitalWrite(E,HIGH);
  digitalWrite(D,HIGH);
  digitalWrite(C,HIGH);
  digitalWrite(B,HIGH);
  digitalWrite(A,HIGH);
  digitalWrite(F,HIGH);
  digitalWrite(G,LOW);
}

void s1() {
  digitalWrite(E,LOW);
  digitalWrite(D,LOW);
  digitalWrite(C,HIGH);
  digitalWrite(B,HIGH);
  digitalWrite(A,LOW);
  digitalWrite(F,LOW);
  digitalWrite(G,LOW);
}

void s2() {
  digitalWrite(E,HIGH);
  digitalWrite(D,HIGH);
  digitalWrite(C,LOW);
  digitalWrite(B,HIGH);
  digitalWrite(A,HIGH);
  digitalWrite(F,LOW);
  digitalWrite(G,HIGH);
}

void s3() {
  digitalWrite(E,LOW);
  digitalWrite(D,HIGH);
  digitalWrite(C,HIGH);
  digitalWrite(B,HIGH);
  digitalWrite(A,HIGH);
  digitalWrite(F,LOW);
  digitalWrite(G,HIGH);
}

void s4() {
  digitalWrite(E,LOW);
  digitalWrite(D,LOW);
  digitalWrite(C,HIGH);
  digitalWrite(B,HIGH);
  digitalWrite(A,LOW);
  digitalWrite(F,HIGH);
  digitalWrite(G,HIGH);
}

void s5() {
  digitalWrite(E,LOW);
  digitalWrite(D,HIGH);
  digitalWrite(C,HIGH);
  digitalWrite(B,LOW);
  digitalWrite(A,HIGH);
  digitalWrite(F,HIGH);
  digitalWrite(G,HIGH);
}

void s6() {
  digitalWrite(E,HIGH);
  digitalWrite(D,HIGH);
  digitalWrite(C,HIGH);
  digitalWrite(B,LOW);
  digitalWrite(A,HIGH);
  digitalWrite(F,HIGH);
  digitalWrite(G,HIGH);
}

void s7() {
  digitalWrite(E,LOW);
  digitalWrite(D,LOW);
  digitalWrite(C,HIGH);
  digitalWrite(B,HIGH);
  digitalWrite(A,HIGH);
  digitalWrite(F,LOW);
  digitalWrite(G,LOW);
}

void s8() {
  digitalWrite(E,HIGH);
  digitalWrite(D,HIGH);
  digitalWrite(C,HIGH);
  digitalWrite(B,HIGH);
  digitalWrite(A,HIGH);
  digitalWrite(F,HIGH);
  digitalWrite(G,HIGH);
}

void s9() {
  digitalWrite(E,LOW);
  digitalWrite(D,HIGH);
  digitalWrite(C,HIGH);
  digitalWrite(B,HIGH);
  digitalWrite(A,HIGH);
  digitalWrite(F,HIGH);
  digitalWrite(G,HIGH);
}