Write a Program for compare Strings by using If in C ?

Compare Strings by using If

#include<stdio.h>
#include<string.h>

main()
{
   char a[100], b[100];

   printf("Enter the first string\n");
   gets(a);

   printf("Enter the second string\n");
   gets(b);

   if( strcmp(a,b) == 0 )
      printf("Entered strings are equal.\n");
   else
      printf("Entered strings are not equal.\n");

   return 0;
}