Bluetooth based vacuum cleaner

1void setup()
2{
3Serial.begin(9600);
4pinMode(13, OUTPUT);//dc motor
5pinMode(11,OUTPUT);
6
7  pinMode(12,OUTPUT);
8  digitalWrite(13, HIGH);
9}
10void loop()
11{
12if(Serial.available()
13  > 0)
14{
15char data= Serial.read();
16Serial.print(data);
17Serial.println(data);
18if(data
19  == 'a')
20{digitalWrite(13, HIGH);
21digitalWrite(11, LOW) ;
22}
23else if(data
24  == 'b')
25{digitalWrite(13, LOW);
26digitalWrite(11, HIGH) ;
27}
28else if(data=='c')
29{digitalWrite(13,
30  HIGH) ;
31digitalWrite(11, HIGH) ;}
32else{
33digitalWrite(13, LOW) ;
34digitalWrite(11,
35  LOW) ;
36}
37}
38}
39

1void setup()
2{
3Serial.begin(9600);
4pinMode(13, OUTPUT);//dc motor
5pinMode(11,OUTPUT);
6  pinMode(12,OUTPUT);
7  digitalWrite(13, HIGH);
8}
9void loop()
10{
11if(Serial.available()  > 0)
12{
13char data= Serial.read();
14Serial.print(data);
15Serial.println(data);
16if(data  == 'a')
17{digitalWrite(13, HIGH);
18digitalWrite(11, LOW) ;
19}
20else if(data  == 'b')
21{digitalWrite(13, LOW);
22digitalWrite(11, HIGH) ;
23}
24else if(data=='c')
25{digitalWrite(13,  HIGH) ;
26digitalWrite(11, HIGH) ;}
27else{
28digitalWrite(13, LOW) ;
29digitalWrite(11,  LOW) ;
30}
31}
32}
33