Object counter with IR sensor

1//made by Sujal Vasoya
2//CD 4511 IC for 7 segment display
3//pin
4  2,3,4,5 in first IC,pin 6,7,8,9 in second IC
5//pin 10 in IR sensor out pin
6#define
7  ir 10 
8int count=0;
9int j=1;
10int i=1;
11void setup() {
12  pinMode(ir,INPUT);
13
14  pinMode(2,OUTPUT);
15  pinMode(3,OUTPUT);
16  pinMode(4,OUTPUT);
17  pinMode(5,OUTPUT);
18
19  pinMode(6,OUTPUT);
20  pinMode(7,OUTPUT);
21  pinMode(8,OUTPUT);
22  pinMode(9,OUTPUT);
23
24  Serial.begin(9600);
25}
26
27void loop() 
28{
29  int in_value=digitalRead(ir);
30
31  if(in_value==LOW)
32  { 
33    Serial.print("count=");
34    Serial.println(count);
35
36    
37    number2(j);
38    Serial.print("j=");
39    Serial.println(j);
40
41      
42     if(j==0)
43     { 
44       number1(i);
45       Serial.print("i=");
46
47       Serial.println(i);
48       i++;
49     }
50    
51    j++;
52    
53
54    if(j==10)
55    {
56      j=0;
57    }
58    count++;
59    if(count==100)
60
61    {
62      count=0;
63      i=1;
64      j=1;  
65      number1(0);
66      number2(0);
67
68    }
69    delay(150);
70  }
71}
72
73
74void number1(int x)
75{ if(x==0)
76
77  {
78  digitalWrite(2,0);
79  digitalWrite(3,0);
80  digitalWrite(4,0);
81
82  digitalWrite(5,0);
83  }
84  if(x==1)
85  {
86  digitalWrite(2,1);
87  digitalWrite(3,0);
88
89  digitalWrite(4,0);
90  digitalWrite(5,0);
91  }
92  if(x==2)
93  {
94  digitalWrite(2,0);
95
96  digitalWrite(3,1);
97  digitalWrite(4,0);
98  digitalWrite(5,0);
99  }
100
101  if(x==3)
102  {
103  digitalWrite(2,1);
104  digitalWrite(3,1);
105  digitalWrite(4,0);
106
107  digitalWrite(5,0);
108  }
109  if(x==4)
110  {
111  digitalWrite(2,0);
112  digitalWrite(3,0);
113
114  digitalWrite(4,1);
115  digitalWrite(5,0);
116  }
117  if(x==5)
118  {
119  digitalWrite(2,1);
120
121  digitalWrite(3,0);
122  digitalWrite(4,1);
123  digitalWrite(5,0);
124  }
125
126  if(x==6)
127  {
128  digitalWrite(2,0);
129  digitalWrite(3,1);
130  digitalWrite(4,1);
131
132  digitalWrite(5,0);
133  }
134  if(x==7)
135  {
136  digitalWrite(2,1);
137  digitalWrite(3,1);
138
139  digitalWrite(4,1);
140  digitalWrite(5,0);
141  }
142  if(x==8)
143  {
144  digitalWrite(2,0);
145
146  digitalWrite(3,0);
147  digitalWrite(4,0);
148  digitalWrite(5,1);
149  }
150
151  if(x==9)
152  {
153  digitalWrite(2,1);
154  digitalWrite(3,0);
155  digitalWrite(4,0);
156
157  digitalWrite(5,1);
158  }
159}
160void number2(int y)
161{ if(y==0)
162  {
163
164  digitalWrite(6,LOW);
165  digitalWrite(7,LOW);
166  digitalWrite(8,LOW);
167  digitalWrite(9,LOW);
168
169  }
170  if(y==1)
171  {
172  digitalWrite(6,HIGH);
173  digitalWrite(7,LOW);
174
175  digitalWrite(8,LOW);
176  digitalWrite(9,LOW);
177  }
178  if(y==2)
179  {
180
181  digitalWrite(6,LOW);
182  digitalWrite(7,HIGH);
183  digitalWrite(8,LOW);
184
185  digitalWrite(9,LOW);
186  }
187  if(y==3)
188  {
189  digitalWrite(6,HIGH);
190
191  digitalWrite(7,HIGH);
192  digitalWrite(8,LOW);
193  digitalWrite(9,LOW);
194
195  }
196  if(y==4)
197  {
198  digitalWrite(6,LOW);
199  digitalWrite(7,LOW);
200
201  digitalWrite(8,HIGH);
202  digitalWrite(9,LOW);
203  }
204  if(y==5)
205  {
206
207  digitalWrite(6,HIGH);
208  digitalWrite(7,LOW);
209  digitalWrite(8,HIGH);
210
211  digitalWrite(9,LOW);
212  }
213  if(y==6)
214  {
215  digitalWrite(6,LOW);
216
217  digitalWrite(7,HIGH);
218  digitalWrite(8,HIGH);
219  digitalWrite(9,LOW);
220
221  }
222  if(y==7)
223  {
224  digitalWrite(6,HIGH);
225  digitalWrite(7,HIGH);
226
227  digitalWrite(8,HIGH);
228  digitalWrite(9,LOW);
229  }
230  if(y==8)
231  {
232
233  digitalWrite(6,LOW);
234  digitalWrite(7,LOW);
235  digitalWrite(8,LOW);
236  digitalWrite(9,HIGH);
237
238  }
239  if(y==9)
240  {
241  digitalWrite(6,HIGH);
242  digitalWrite(7,LOW);
243
244  digitalWrite(8,LOW);
245  digitalWrite(9,HIGH);
246  }
247}