String Lab task(count vouel,consonent,digit)

#include <stdio.h>
int main ()
{
     char paragraph[] = "AMERICAN INTERNATIONAL UNIVERSITY-BANGLADESH (AIUB) envisions promoting professionals and excellent leadership catering to the technological progress and development needs of the country.";

     int i,j,vow=0,cons=0,digi=0,spc=0;

     char *vowel = "AEIOUaeiou";
     char *consonant = "BCDFGHJKLMNPQRSTVWXYZbcdfghjklmnpqrstvwxyz";
     char space = ' ';
     int digit[10]= {0,1,2,3,4,5,6,7,8,9};

     for (i=0; vowel[i] != '\0' ;i++)
     {

         for(j=0; paragraph[j] != '\0' ; j++)
         {
             if (vowel [i] == paragraph [j])
             {
                 vow++;
             }
         }

     }
     printf("Number of Vowel is: %d\n",vow);


     for (i=0; consonant[i] != '\0' ;i++)
     {

         for(j=0; paragraph[j] != '\0' ; j++)
         {
             if (consonant [i] == paragraph [j])
             {
                 cons = cons + 1;
             }
         }

     }
     printf("Number of Consonant is: %d\n",cons);


     for (i=0; i<10 ;i++)
     {

         for(j=0; paragraph[j] != '\0' ; j++)
         {
             if (digit [i] == paragraph [j])
             {
                 digi = digi + 1;
             }
         }

     }
     printf("Number of Digit is: %d\n",digi);


     for(i=0; paragraph[i] != '\0' ; i++)
     {
         if (paragraph[i] == space)
         {
             spc = spc + 1;
         }
     }
     printf("Number of White Space is: %d\n",spc);


     return 0;


}