Note i code in Dev C++

Code: 
#include<stdio.h>
#include<conio.h>
#include<string.h>

main()
{
      
      char a1[20];
      printf("\tEnter the number here : ");
      scanf("%s",&a1);
      printf("\tThe Reverse of the number is %s",strrev(a1));
getch();      
}
Mind Freak Reviewed by Mind Freak on . Find the bug in this C program! Hello Guys, I am new in C Programming I had wrote a code to reverse the number given by the user but the problem is When the user inputs number less than 10 it works fine but just as the user inputs number like 134 or 351 nothing happens Rating: 5