Practice-On-C-Language/hex to bin.cpp at master · atifjamal360/Practice-On-C-Language · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
#include <stdio.h>

int hex(char []);

int main()
{
    char hexa[100];
    long int i = 0;

    printf("Enter the value for hexadecimal ");
    scanf("%s", hexa);

    hex(hexa);

    return 0;
}

int hex(char hexa[])
{
	int i=0;
	printf("\n Equivalent binary value: ");
    while (hexa[i])
    {
        switch (hexa[i])
        {
        case '0':
            printf("0000"); break;
        case '1':
            printf("0001"); break;
        case '2':
            printf("0010"); break;
        case '3':
            printf("0011"); break;
        case '4':
            printf("0100"); break;
        case '5':
            printf("0101"); break;
        case '6':
            printf("0110"); break;
        case '7':
            printf("0111"); break;
        case '8':
            printf("1000"); break;
        case '9':
            printf("1001"); break;
        case 'A':
        case 'a':
            printf("1010"); break;
        case 'B':
        case 'b':
            printf("1011"); break;
        case 'C':
        case 'c':
            printf("1100"); break;
        case 'D':
        case 'd':
            printf("1101"); break;
        case 'E':
        case 'e':
            printf("1110"); break;
        case 'F':
        case 'f':
            printf("1111"); break;

        default:
            printf("\n Invalid hexa digit %c ", hexa[i]);
            return 0;
        }
        i++;
    }
}