c "hello world"

#include <stdio.h>

int main() {
    printf("Hello, World!\n");
    return 0;
}

1. #include <stdio.h>: This line includes the standard input-output library, which is necessary for using functions like printf in the program.

2. int main() {: This line marks the beginning of the main function, which is the entry point of every C program.

3. printf("Hello, World!\n");: This line uses the printf function to print the string "Hello, World!" followed by a newline (\n) character to the standard output (usually the console).

4. return 0;: This line indicates the end of the main function and returns an integer value (in this case, 0) to the operating system, indicating that the program executed successfully.

5. }: This closing brace marks the end of the main function and the end of the program.