Search⌘ K
AI Features
Home
Courses
C Brain Teasers: Exercise Your Mind

Deciphering scanf()

Understand how the scanf function processes input in C through a detailed puzzle. Learn to analyze code behavior and predict outputs, improving your input handling and debugging skills in C programming.

We'll cover the following...

Puzzle code

Read carefully the code given below:

C++
#include <stdio.h>
int main()
{
  char buffer[32];
  printf("Type something: ");
  scanf("%[ABC]", buffer);
  printf("You typed: %s\n", buffer);
  return(0);
}

Your task: Guess the output

Attempt the following test to assess your understanding.

Technical Quiz
1.

What will be the output of the following code if the user types “ALPHA”?

A.
Type something: ALPHA
You typed: AL
B.
Type something: ALPHA
You typed:
C.
Type something: ALPHA
You typed: A
D.
Type something: ALPHA
You typed: ALPHA
1 / 1

Let's discuss the code and output together in the next lesson.