compare string

#include<stdio.h>
#include<conio.h>
#include<string.h>
main()
{
      char string1[]= "computer";
      char string2[]= "education";
      char string3[]= "Nepal";
      int a,b;
      a = strcmp(string1, string2);
      b = strcmp(string2, string3);
      printf("\nFirst sting:%d\n", a);
      printf("\nSecond sting:%d\n", b); 
    
         

     
      getchar();
      }