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Creating a C Program to Generate a Numeric Pattern Using a Single While Loop

Creating a C Program to Generate a Numeric Pattern Using a Single While Loop

January 06, 2025 Digital

Creating a C Program to Generate a Numeric Pattern Using a Single While Loop

In this article, we will explore how to write a C program that generates a specific numeric pattern without using any for loops. Instead, we will utilize a single while loop to create the desired pattern efficiently. This approach is flexible and easy to modify, particularly when dealing with multi-digit numbers.

Pattern Explanation

To illustrate the pattern, let's consider a simple example where we generate a series of numbers such that each subsequent number is a digit of the previous one. For instance, if the input number is 1234, the output should be 1, 2, 3, 4. We will achieve this using a single while loop and basic arithmetic operations.

Sample Code

Here is a sample code in C that demonstrates this approach:

#include stdio.h
int main() {
    int N  1234;  // Input number
    int t  N;
    while (t ! 0) {
        int x  t % 10;  // Extract the last digit
        t  t / 10;  // Remove the last digit from t
        printf("%d ", x);  // Print the digit
    }
    return 0;
}

Note: You can modify the value of N to test different input numbers.

How It Works

Input: The program takes a single integer input, represented by the variable N. Initialization: We initialize t with the value of N. Main Loop: While t is not zero, we extract the last digit using t % 10 and store it in x. We then divide t by 10 to remove the last digit. Output: The extracted digit is printed, and the process continues until t becomes zero.

Conclusion

This method is efficient and easy to understand. By utilizing a single while loop, we are able to break down multi-digit numbers and print each digit. This is particularly useful when dealing with numbers that have more than one digit, as the approach remains consistent and straightforward.

Feel free to modify the code to fit your specific requirements, and use it as a basis for other similar numerical pattern generation tasks in C.

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