The scanf() function returns the number of inputs successfully read. You can use this to check whether the user gave valid input. 🛠 Example: Check for a Valid Integer 🔍 What’s Happening: Step Explanation scanf(“%d”, &age) Reads the user input. result = scanf(…) Stores how many items were successfully read. if (result == 1) If […]
Author: anujsharma
How to Take User Input in C
In C, we use the scanf() function to read input from the user. Just like printf() prints to the screen, scanf() gets data from the keyboard. ✏️ Example: Ask the User for Their Age 🔍 Explanation: Line What It Does int age; Declares a variable age to store an integer. printf(“Enter your age: “); Prints […]
How to Say “Hello, World!” in C
The “Hello, World!” program is a classic way to start learning any programming language. It simply prints the text: ✏️ The Code: 🔍 Explanation: Line What It Does #include <stdio.h> Tells the compiler to include the Standard I/O library (needed for printf). int main() { … } The main function where the program starts running. […]
Introduction to C Programming
C is a general-purpose, procedural programming language developed in the early 1970s by Dennis Ritchie at Bell Labs. It is often referred to as the “mother of all programming languages” because many modern languages, including C++, Java, and Python, are either directly or indirectly influenced by it. C is known for: C code is compiled, […]
Understanding File Path Systems in macOS and Windows: Differences and Characteristic
Think of your computer’s file system like a giant building. Each file and folder is a room inside this building, and file paths are like directions you follow to reach a specific room. macOS and Windows both let you walk through this building, but they give directions differently—like different tour guides! macOS File Path System […]