кр номер 3 пересдача от 02.04.2024 вариант 11

#include <stdio.h>
#include <string.h>
#include <ctype.h>
int main(void) {
    FILE* fin;
    FILE* fout;
    char d[4001];
    char word[4001];
    int sym, i = 0, lend = 0, lenw = 0;
    if ((fin = fopen("input.txt", "rw")) == NULL)
    {
        printf("cannot open input file!\n");
        return -1;
    }
    if ((fout = fopen("output.txt", "rw")) == NULL)
    {
        printf("cannot open output file!\n");
        fclose(fin);
        return -1;
    }
    while ((sym = fgetc(fin)) != EOF && !isspace(sym)) //считали W
    {
        d[i] = sym;
        //putchar(sym);
        i++;
        lend++;
    }
    i = 0;
    while ((sym = fgetc(fin)) != EOF)
    {
        if (!isspace(sym))
        {
            word[i] = sym;
            //putchar(sym);
            lenw++;
            i++;
        }
        else if (lenw < lend)
        {
            for (int p = 0; p < lenw; p++)
            {
                fputc(word[p], fout);
            }
            fprintf(fout, " ");
            lenw = 0;
            i = 0;
        }
        else if (strstr(word, d) == NULL)
        {
            //printf("%s \n", word);
            //printf("%d \n", lenw);
            for (int p = 0; p < lenw; p++)
            {
                fputc(word[p], fout);
            }
            fprintf(fout, " ");
            lenw = 0;
            i = 0;
        }
        else
        {
            //printf(" ");
            lenw = 0;
            i = 0;
        }

    }






    fclose(fin);
    fclose(fout);
    return 0;
}