Finding Vowel Using Structure and File In C.

#include <stdio.h>

struct name

{

    char str[100];

};

int main()

{

    struct name n[3];

    int i,j=0;

    int count=0;

    int array[100];

    FILE *fp,*fp1; ///File type pointer

    ///scan massage from a text

    fp=fopen("input.txt","r");

    for(i=0; i<3; i++)

    {

        fscanf(fp,"%s",n[i].str);

    }

    fclose(fp);

    ///finding vowel

    for(j=0; j<3; j++)

    {

        i=0;

        count=0;

        while(n[j].str[i]!='�')

        {

            if(n[j].str[i]=='a' || n[j].str[i]=='e' || n[j].str[i]=='i'|| n[j].str[i]=='o' || n[j].str[i]=='u' )

            {

                count++;

            }

            i++;

        }

        array[j]=count;

    }

    ///print output in text file

    fp1=fopen("output.txt","w");

    for(i=0; i<3; i++)

    {

        fprintf(fp,"%d",array[i]);

    }

    fclose(fp1);

    return 0;

}