ritu

#include <stdio.h>
#include <stdlib.h>

int main()
{
    FILE *fp,*fp2;
    int p;
    char *filename;
//    printf("enter the file name from which you have to remove the extra blank spaces: ");
//    scanf("%s",filename);
//    printf("%s",filename);
    fp=fopen("input.txt","r");
    fp2=fopen("newfile.txt","w");  //all the content gets copied to this filename and extra blank spaces are also removed from your file

    while((p=getc(fp))!=EOF)
    {

        fputc(p,fp2);
        if (p==32) // since the ascii code for a blank space is 32
        {
            while((p=getc(fp))==32)
            {
            }
            fputc(p,fp2);
        }
    }

    fclose(fp);
    fclose(fp2);

    return 0;
}