Program 3) Use of scanf function

main( )
 {
         int number;
         
         printf("Enter an integer number\n");
         scanf("%d", &number);
      
         if(number < 100)
          printf("Your number is smaller than 100\n\n");
        else
          printf("Your number contains more than two digits\n");
       
     getch();
 }

Output: Enter an integer number
               54
             Your number is smaller than 100
             Enter an integer number
               108
             Your number contains more than two digits