#include <stdio.h>

 #include <string.h>

 const int max_r = ;

 // Calculate the file size

 void Get_file_size(char *name_1, char *name_2)

 {

     FILE *fp_1 = fopen(name_1, "r");

     FILE *fp_2 = fopen(name_2, "r");

     if (fp_1)

     {

         printf ("Size of %s : ", name_1);

         fseek(fp_1, ,  SEEK_END);

         if (.*ftell(fp_1)/(**) > 1.0)

                printf("%.1f GB\n", .*ftell(fp_1)/(**));

            else if(.*ftell(fp_1)/(*) > 1.0)

                printf("%.1f MB\n", .*ftell(fp_1)/(*));

            else if (.*ftell(fp_1)/() > 1.0)

                printf("%.1f KB\n", .*ftell(fp_1)/());

            else printf ("%d Bt\n", ftell(fp_1));

         fclose(fp_1);

     }

     if (fp_2)

     {

         printf ("Size of %s : ", name_2);

         fseek(fp_2, ,  SEEK_END);

         if (.*ftell(fp_2)/(**) > 1.0)

                printf("%.1f GB\n", .*ftell(fp_2)/(**));

            else if(.*ftell(fp_2)/(*) > 1.0)

                printf("%.1f MB\n", .*ftell(fp_2)/(*));

            else if (.*ftell(fp_2)/() > 1.0)

                printf("%.1f KB\n", .*ftell(fp_2)/());

            else printf ("%d Bt\n", ftell(fp_2));

         fclose(fp_2);

     }

     return;

 }

 int main()

 {

     int AC, line_1, line_2;

     char name_1[], name_2[];

     char ch_1[max_r], ch_2[max_r];

     scanf ("%s%s", name_1, name_2);//input two file which need to be compared

     AC = ;

     line_1 = line_2 = ;

     Get_file_size(name_1, name_2);

     FILE *fp_1 = fopen(name_1, "r");

     FILE *fp_2 = fopen(name_2, "r");

     while()

     {

         char *end_1, *end_2;

         end_1 = fgets(ch_1, max_r, fp_1);

         end_2 = fgets(ch_2, max_r, fp_2);

         if (end_1 != NULL)

             line_1 ++;

         if (end_2 != NULL)

             line_2 ++;

         while(strcmp(ch_1, "\n") ==  && end_1 != NULL)

         {

             end_1 = fgets(ch_1, max_r, fp_1);

             if (end_1 != NULL)

                 line_1 ++;

         }

         while(strcmp(ch_2, "\n") ==  && end_2 != NULL)

         {

             end_2 = fgets(ch_2, max_r, fp_2);

             if (end_2 != NULL)

                 line_2 ++;

         }

         if (end_1 == NULL && end_2 == NULL)

             break;

         if(strcmp(ch_1, ch_2) != )

         {

             AC = ;

             ch_1[strlen(ch_1) -] = '\0';

             ch_2[strlen(ch_2) -] = '\0';

             printf ("    Worry Answer\n");

             printf ("In file %s at %d line << %s >> difference from\n", name_1, line_1, ch_1);

             printf ("In file %s at %d line << %s >>\n", name_2, line_2, ch_2);

             break;

         }

     }

     if (AC)

     {

         if (line_1 != line_2)

         {

             printf ("    Print Error\n");

             printf ("The print not in a canonical format!\n");

             printf ("the %s have %d lines \nbut %s have %d lines!\n", name_1, line_1, name_2, line_2);

         }

         else

             printf ("    Aceept\n", line_1, line_2);

     }

     fclose(fp_1);

     fclose(fp_2);

     return ;

 }