C Program to Separate Special Characters and Alphabets

Introduction

In this article, we will delve into the topic of writing c program to separate special characters and alphabets.

Separating special characters and alphabets from a given string is a common task in programming.

Also Read: C Program to Check Weight On Other Planets

It can be useful in various applications such as data processing, text analysis, and information extraction.

By understanding and implementing the C program to separate special characters and alphabets, you will enhance your programming skills and be able to manipulate strings effectively.

How to Separate Special Characters and Alphabets in C?

To separate special characters and alphabets in C, we need to analyze each character in the given string and categorize it as either a special character or an alphabet.

We can achieve this by iterating through the string and checking the ASCII value of each character.

Also Read: C Program To Read Two Files Simultaneously

Here’s an outline of the C program to separate special characters and alphabets:

Step 1: Input the string

To begin, we prompt the user to enter a string for processing. The string can contain a combination of special characters, alphabets, numbers, and spaces.

#include <stdio.h>

int main() {
    char str[100];
    printf("Enter a string: ");
    fgets(str, sizeof(str), stdin);
    // Remove newline character
    if (str[strlen(str) - 1] == '\n')
        str[strlen(str) - 1] = '\0';
    // Rest of the code goes here
    return 0;
}

Step 2: Separate special characters and alphabets

Next, we iterate through each character of the string and categorize it as a special character or an alphabet.

Also Read: Armstrong Number in C Programming

We use the isalpha() function from the ctype.h library to check if a character is an alphabet.

If it is not an alphabet, we consider it a special character.

#include <stdio.h>
#include <ctype.h>

int main() {
    char str[100];
    printf("Enter a string: ");
    fgets(str, sizeof(str), stdin);
    // Remove newline character
    if (str[strlen(str) - 1] == '\n')
        str[strlen(str) - 1] = '\0';

    int i;
    char specialChars[100];
    char alphabets[100];
    int specialCount = 0;
    int alphabetCount = 0;

    for (i = 0; str[i] != '\0'; i++) {
        if (isalpha(str[i])) {
            alphabets[alphabetCount] = str[i];
            alphabetCount++;
        } else {
            specialChars[specialCount] = str[i];
            specialCount++;
        }
    }

    alphabets[alphabetCount] = '\0';
    specialChars[specialCount] = '\0';

    // Rest of the code goes here
    return 0;
}

Step 3: Display the separated characters

Finally, we display the separated special characters and alphabets as output. We can use the printf() function to print the contents of the specialChars and alphabets arrays.

Also Read: C Program to Find the Inverse of 2×2 Matrix

#include <stdio.h>
#include <ctype.h>

int main() {
    char str[100];
    printf("Enter a string: ");
    fgets(str, sizeof(str), stdin);
    // Remove newline character
    if (str[strlen(str) - 1] == '\n')
        str[strlen(str) - 1] = '\0';

    int i;
    char specialChars[100];
    char alphabets[100];
    int specialCount = 0;
    int alphabetCount = 0;

    for (i = 0; str[i] != '\0'; i++) {
        if (isalpha(str[i])) {
            alphabets[alphabetCount] = str[i];
            alphabetCount++;
        } else {
            specialChars[specialCount] = str[i];
            specialCount++;
        }
    }

    alphabets[alphabetCount] = '\0';
    specialChars[specialCount] = '\0';

    printf("Special Characters: %s\n", specialChars);
    printf("Alphabets: %s\n", alphabets);

    return 0;
}

Frequently Asked Questions (FAQs)

Conclusion

In this article, we have explored how to separate special characters and alphabets in the C programming language.

By implementing the provided C program, you can effectively categorize characters and extract valuable information from strings.

Also Read: C Program to Copy the Contents of One File into Another File

The ability to separate special characters and alphabets is a valuable skill that can be applied to various programming tasks.

Keep practicing and expanding your knowledge to become proficient in manipulating strings and solving programming challenges.

Also Read: 25 Tricky Questions on Pointers in C: Explained and Answered