Controlled car using Bluetooth

1char inputByte='0';
2int speedpin=2;
3int dir1=3;
4int dir2=4;
5int  mspeed=255;
6int speedpin2=5;
7int dir11=6;
8int dir22=7;
9 
10void setup()  {
11 Serial.begin(9600);
12pinMode(13,OUTPUT);
13pinMode(speedpin,OUTPUT);
14pinMode(dir1,OUTPUT);
15pinMode(dir2,OUTPUT);
16
17}
18int  distance = 0;
19void loop() {
20while(Serial.available()>0){
21 inputByte = Serial.read();
22  Serial.println(inputByte);
23  if (inputByte=='1'){
24  
25   digitalWrite(dir1,HIGH);
26  digitalWrite(dir2,LOW);
27  analogWrite(speedpin,255);
28   digitalWrite(dir11,HIGH);
29  digitalWrite(dir22,LOW);
30  analogWrite(speedpin2,255);
31  }
32  else if  (inputByte=='2'){
33   digitalWrite(dir1,0);
34  digitalWrite(dir2,0);
35  analogWrite(speedpin,0);
36   digitalWrite(dir11,0);
37  digitalWrite(dir22,0);
38  analogWrite(speedpin,0);
39  
40  } 
41    else if (inputByte=='3'){
42  
43 digitalWrite(dir1,0);
44  digitalWrite(dir2,1);
45  analogWrite(speedpin,255);
46   digitalWrite(dir11,0);
47  digitalWrite(dir22,1);
48  analogWrite(speedpin,255);
49 
50  }
51   else if (inputByte=='4'){
52  
53   digitalWrite(dir1,0);
54  digitalWrite(dir2,1);
55  analogWrite(speedpin,255);
56   digitalWrite(dir11,0);
57  digitalWrite(dir22,1);
58  analogWrite(speedpin2,100);
59  }
60    else if (inputByte=='5'){
61  
62    digitalWrite(dir1,0);
63  digitalWrite(dir2,1);
64  analogWrite(speedpin,100);
65   digitalWrite(dir11,0);
66  digitalWrite(dir22,1);
67  analogWrite(speedpin2,255);
68  }
69 
70
71
72
73
74  } 
75
76
77
78}