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C Brain Teasers: Exercise Your Mind

Cursing Recursion

Explore the concept of recursion in C programming by analyzing puzzle code designed to challenge your understanding of recursive functions and their output. Learn to predict results accurately and strengthen your problem-solving skills in recursive logic.

We'll cover the following...

Puzzle

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C
#include <stdio.h>
long result(long v)
{
  if( v>1 )
  return(v*result(v-1));
return(v);
}
int main()
{
  long a,r;
  printf("Enter a positive integer: ");
  scanf("%ld", &a);
  r = result(a);
  printf("The result is %ld\n", r);
  
  return(0);
}
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