Arduino matrix heart

//This project was made by Mikołaj Trybulski
//CONNECTING
//MATRIX PIN:     ARDUINO PIN:
 //     1             13
 //       2             12
 //      3             11
 //     4             10
 //     5             A2
 //     6             A3
 //     7             A4
 //     8             A5
 //     9             2
 //     10            3
 //     11            4
 //     12            5
 //     13            6
 //     14            7
 //      15           8
 //      16           9
void setup() {
  // put your setup code here, to run once:
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(7, OUTPUT);
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
pinMode(10, OUTPUT);
pinMode(11, OUTPUT);
pinMode(12, OUTPUT);
pinMode(13, OUTPUT);
pinMode(A2, OUTPUT);
pinMode(A3, OUTPUT);
pinMode(A4, OUTPUT);
pinMode(A5, OUTPUT);

}

void loop() {
  // put your main code here, to run repeatedly:
int Svb = analogRead(A0);
int Sv = analogRead(A1);
 //1
digitalWrite(12, HIGH);
digitalWrite(A2, HIGH);
digitalWrite(A3, LOW);
digitalWrite(A4, HIGH);
digitalWrite(A5, LOW);
digitalWrite(13, HIGH);
digitalWrite(11, LOW);
digitalWrite(10, LOW);
digitalWrite(9, HIGH);
digitalWrite(8, LOW);
digitalWrite(7, HIGH);
digitalWrite(6, HIGH);
digitalWrite(5, LOW);
digitalWrite(4, LOW);
digitalWrite(3, LOW);
digitalWrite(2, HIGH);

delay(1);

//2
digitalWrite(12, HIGH);
digitalWrite(A2, HIGH);
digitalWrite(A3, LOW);
digitalWrite(A4, HIGH);
digitalWrite(A5, LOW);
digitalWrite(13, LOW);
digitalWrite(11, HIGH);
digitalWrite(10, HIGH);
digitalWrite(9, LOW);
digitalWrite(8, HIGH);
digitalWrite(7, LOW);
digitalWrite(6, LOW);
digitalWrite(5, LOW);
digitalWrite(4, HIGH);
digitalWrite(3, LOW);
digitalWrite(2, HIGH);

delay(1);
//3
digitalWrite(12, LOW);
digitalWrite(A2, HIGH);
digitalWrite(A3, HIGH);
digitalWrite(A4, LOW);
digitalWrite(A5, LOW);
digitalWrite(13, LOW);
digitalWrite(11, LOW);
digitalWrite(10, LOW);
digitalWrite(9, LOW);
digitalWrite(8, LOW);
digitalWrite(7, HIGH);
digitalWrite(6, LOW);
digitalWrite(5, LOW);
digitalWrite(4, LOW);
digitalWrite(3, HIGH);
digitalWrite(2, HIGH);

delay(1);
//4
digitalWrite(12, HIGH);
digitalWrite(A2, HIGH);
digitalWrite(A3, LOW);
digitalWrite(A4, LOW);
digitalWrite(A5, HIGH);
digitalWrite(13, HIGH);
digitalWrite(11, LOW);
digitalWrite(10, HIGH);
digitalWrite(9, LOW);
digitalWrite(8, LOW);
digitalWrite(7, HIGH);
digitalWrite(6, LOW);
digitalWrite(5, HIGH);
digitalWrite(4, HIGH);
digitalWrite(3, LOW);
digitalWrite(2, HIGH);

delay(1);

Serial.print(Sv);
Serial.print(Svb);


//ALL SCREAN RED
//digitalWrite(12, LOW);
//digitalWrite(A2, LOW);
//digitalWrite(A3, HIGH);
//digitalWrite(A4, LOW);
//digitalWrite(A5, LOW);
//digitalWrite(13, LOW);
//digitalWrite(11, HIGH);
//digitalWrite(10, HIGH);
//digitalWrite(9, HIGH);
//digitalWrite(8, HIGH);
//digitalWrite(7, LOW);
//digitalWrite(6, HIGH);
//digitalWrite(5, LOW);
//digitalWrite(4, HIGH);
//digitalWrite(3, HIGH);
//digitalWrite(2, LOW);

delay(1);
}