int ledA=2;
int ledB=3;
int ledC=4;
int ledD=5;
int ledE=6;
int ledF=7;
int ledG=8;
int D1=9;
int D2=10;
int D3=11;
int D4=12;

void setup() {
pinMode (ledA, OUTPUT);
pinMode (ledB, OUTPUT);
pinMode (ledC, OUTPUT);
pinMode (ledD, OUTPUT);
pinMode (ledE, OUTPUT);
pinMode (ledF, OUTPUT);
pinMode (ledG, OUTPUT);
pinMode (D1, OUTPUT);
pinMode (D2, OUTPUT);
pinMode (D3, OUTPUT);
pinMode (D4, OUTPUT);
 
}

void loop() {
digitalWrite (D1,1);
digitalWrite (D2,0);
digitalWrite (D3,0);
digitalWrite (D4,0);

digitalWrite (ledA,1);
digitalWrite (ledB,1);
digitalWrite (ledC,1);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);
delay (1000);

// nula
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,1);
delay (300);


// jedan
digitalWrite (ledA,1);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);
delay (300);


// dva
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,1);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,1);
digitalWrite (ledG,0);
delay (300);


// tri
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,0);
delay (300);


// cetiri
digitalWrite (ledA,1);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);



// pet
digitalWrite (ledA,0);
digitalWrite (ledB,1);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);


// sest
digitalWrite (ledA,0);
digitalWrite (ledB,1);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);


// sedam
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);
delay (300);

// osam
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);

// devet
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);


digitalWrite (D1,0);
digitalWrite (D2,1);
digitalWrite (D3,0);
digitalWrite (D4,0);

digitalWrite (ledA,1);
digitalWrite (ledB,1);
digitalWrite (ledC,1);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);

// nula
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,1);
delay (300);


// jedan
digitalWrite (ledA,1);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);
delay (300);


// dva
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,1);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,1);
digitalWrite (ledG,0);
delay (300);


// tri
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,0);
delay (300);


// cetiri
digitalWrite (ledA,1);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);



// pet
digitalWrite (ledA,0);
digitalWrite (ledB,1);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);


// sest
digitalWrite (ledA,0);
digitalWrite (ledB,1);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);


// sedam
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);
delay (300);

// osam
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);

// devet
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);

digitalWrite (D1,0);
digitalWrite (D2,0);
digitalWrite (D3,1);
digitalWrite (D4,0);

digitalWrite (ledA,1);
digitalWrite (ledB,1);
digitalWrite (ledC,1);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);

// nula
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,1);
delay (300);


// jedan
digitalWrite (ledA,1);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);
delay (300);


// dva
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,1);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,1);
digitalWrite (ledG,0);
delay (300);


// tri
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,0);
delay (300);


// cetiri
digitalWrite (ledA,1);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);



// pet
digitalWrite (ledA,0);
digitalWrite (ledB,1);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);


// sest
digitalWrite (ledA,0);
digitalWrite (ledB,1);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);


// sedam
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);
delay (300);

// osam
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);

// devet
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);

digitalWrite (D1,0);
digitalWrite (D2,0);
digitalWrite (D3,0);
digitalWrite (D4,1);

digitalWrite (ledA,1);
digitalWrite (ledB,1);
digitalWrite (ledC,1);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);

// nula
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,1);
delay (300);


// jedan
digitalWrite (ledA,1);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);
delay (300);


// dva
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,1);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,1);
digitalWrite (ledG,0);
delay (300);


// tri
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,0);
delay (300);


// cetiri
digitalWrite (ledA,1);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);



// pet
digitalWrite (ledA,0);
digitalWrite (ledB,1);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);


// sest
digitalWrite (ledA,0);
digitalWrite (ledB,1);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);


// sedam
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,1);
digitalWrite (ledE,1);
digitalWrite (ledF,1);
digitalWrite (ledG,1);
delay (300);

// osam
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,0);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);

// devet
digitalWrite (ledA,0);
digitalWrite (ledB,0);
digitalWrite (ledC,0);
digitalWrite (ledD,0);
digitalWrite (ledE,1);
digitalWrite (ledF,0);
digitalWrite (ledG,0);
delay (300);






}