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C Brain Teasers: Exercise Your Mind

Say It Again—Or Not

Explore the logic and output of a C coding puzzle designed to test your understanding. Learn to analyze code carefully and predict results, improving your problem-solving skills and code comprehension.

We'll cover the following...

Puzzle code

Read carefully the code given below:

C
#include <stdio.h>
int main()
{
  int a = 11;
  do
  {
    printf("a = %d\n", a);
    a--;
  }
  while(a<10);
  
return(0);
}

Your task: Guess the output

Attempt the following test to assess your understanding.

Technical Quiz
1.

What is the expected output of the above code?

A.

a = 8

B.

a = 9

C.

a = 10

D.

a = 11

1 / 1

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