void setup() {  
DDRA = 0b00000000;
DDRF = 0b11111111;
DDRK = 0b11111111;
PORTK = 0b11111111;
Serial.begin(9600);
}
void loop() {
  Serial.println(PINA);
if(PINA == 0b1111){
  PORTF = 0b11111110;
}
else if(PINA == 0b1110){
  PORTF = 0b11111100;
}
else if(PINA == 13){
  PORTF = 0b11111000;
}
else if(PINA == 0b1100){
  PORTF = 0b11110000;
}
else if(PINA == 0b1011){
  PORTF = 0b11100000;
}
else if(PINA == 0b1010){
  PORTF = 0b11000000;
}
else if(PINA == 0b1001){
  PORTF = 0b10000000;
}
else if(PINA == 0b1000){
  PORTF = 0b00000000;
}
else if(PINA == 0b0111){
  PORTF = 0b00000000;
  PORTK = 0b11111110;
}
else if(PINA == 0b0110){
  PORTF = 0b00000000;
  PORTK = 0b11111100;
}
else if(PINA == 0b0101){
  PORTF = 0b00000000;
  PORTK = 0b11111000;
}
else if(PINA == 0b0100){
  PORTF = 0b00000000;
  PORTK = 0b11110000;
}
else if(PINA == 0b0011){
  PORTF = 0b00000000;
  PORTK = 0b11100000;
}
else if(PINA == 0b0010){
  PORTF = 0b00000000;
  PORTK = 0b11000000;
}
else if(PINA == 0b0001){
  PORTF = 0b00000000;
  PORTK = 0b10000000;
}
else if(PINA == 0b0000){
  PORTF = 0b00000000;
  PORTK = 0b00000000;
}
delay(1000);
}