int i = 0;
void setup() {
  // put your setup code here, to run once:
pinMode(3, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(9, OUTPUT);
pinMode(10, OUTPUT);
pinMode(11, OUTPUT);
pinMode(0, INPUT);
pinMode(1, INPUT);
}
void loop() {
  // put your main code here, to run repeatedly:
if (digitalRead(1)== HIGH)
{
for (i=0; i<256; i++)
{
analogWrite(10,i);
analogWrite(6,i);
analogWrite(3,i);
delay(3);
}
for(i=255; i>=0; i--)
{
analogWrite(10,i);
analogWrite(6,i);
analogWrite(3,i);
delay(3);
}
delay(500);
for (i=0; i<256; i++)
{
analogWrite(11,i);
analogWrite(9,i);
analogWrite(5,i);
delay(3);
}
for(i=255; i>=0; i--)
{
analogWrite(11,i);
analogWrite(9,i);
analogWrite(5,i);
delay(3);
}
}
else { digitalWrite(5,LOW);
}
if (digitalRead(0)== HIGH)
{digitalWrite(3, HIGH);
delay(200);
digitalWrite(3, LOW);
digitalWrite(5, HIGH);
delay(200);
digitalWrite(6, HIGH);
digitalWrite(5, LOW);
delay(200);
digitalWrite(6, LOW);
digitalWrite(9, HIGH);
delay(200);
digitalWrite(9, LOW);
digitalWrite(10, HIGH);
delay(200);
digitalWrite(10, LOW);
digitalWrite(11, HIGH);
delay(200);
digitalWrite(11, LOW);
delay(200);}
else {digitalWrite(3,LOW);}
if (digitalRead(2)== HIGH)
{digitalWrite(3, HIGH);
  digitalWrite(5, HIGH);
  digitalWrite(6, HIGH);
  digitalWrite(9, HIGH);
  digitalWrite(10, HIGH);
  digitalWrite(11, HIGH);
  delay(200);
digitalWrite(3, LOW);
digitalWrite(5, LOW);
digitalWrite(6, LOW);
digitalWrite(9, LOW);
digitalWrite(10, LOW);
 digitalWrite(11, LOW);
  delay(200);}
else
{digitalWrite(11, LOW);
delay(500);}
}