ProgrammingPractice/C programs/program189.c at main · Rohan13253/ProgrammingPractice · 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
#include<stdio.h>
// Input  : deRm2dfr
// Char   : R
// Output : 2 (Correct)

// Input  : Demo@23@re
// Char   : @
// Output : 2

// Case inSensentice

int charFrequency(char *str,char ch)
{
    int iCount = 0;


    while(*str != '\0')
    {
        if((ch >= 'a') && (ch <= 'z'))          // Small
        {
           if(*str == ch || *str == ch - 32)
            {
                iCount++;
            }

        }
        else if((ch >= 'A') && (ch <= 'Z'))     // Capital
        {
            if(*str == ch || *str == ch + 32)
            {
                iCount++;
            }
        }
        else                                    // Other(special char, digits and etc)
        {
            if(*str ==ch)
            {
                iCount++;
            }
        }

        str++;
    }
    return iCount;
}
int main()
{
    int iRet = 0;
    char cValue = '\0';
    char Arr[50] = {'\0'};

    printf("Enter String :");
    scanf("%[^'\n']s",Arr);


    printf("Enter Charecter :");
    scanf(" %c",&cValue);

    iRet = charFrequency(Arr,cValue);

    printf("%c occurs %d times\n",cValue,iRet);

    return 0;
}