Programming task - 03

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

int main()
{
    char s[1000];
    int  i,j,k,count=0,n;

    printf("Enter  the string : ");
    gets(s);

    for(j=0;s[j];j++);
     n=j;

    printf(" frequency count character in string:\n");

    for(i=0;i<n;i++)
    {
        count=1;
        if(s[i])
        {

          for(j=i+1;j<n;j++)
          {

            if(s[i]==s[j])
            {
                 count++;
                 s[j]='\0';
            }
          }
          printf(" '%c' = %d \n",s[i],count);



       }


    }


    return 0;
}