NULL OR NOT

• Problem Description

  
  George doesnt have a clear vision to understand whether the number is null or not. If we write a programming language means, it is very easy to understand. Help George to write a C program to check whether the given number is null or not

• CODING ARENA

• #include <stdio.h>

  int main()

  {

    int a;

    scanf("%d",&a);

    if(a==0)

      printf("NULL");

    else

      printf("NOT NULL");

      

  
  

  return 0;

  }

• Test Case 1

  
  Input (stdin)

  0
  
  

  Expected Output

  NULL

• Test Case 2

  
  Input (stdin)

  12
  
  

  Expected Output

  NOT NULL