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

int main()
{
    char c;
    int i, j, k, size;
    char *tmp,*pointer,*ptr;
    FILE *fp;

    fp=fopen("C:/Home C/8/1.txt","r");
    pointer=(char*)calloc(3,sizeof(char));
    int n=0;
    int m=1;
    for (size = 0; (c = getc(fp)) != EOF; ++size)
    {
        pointer[n]=c;
        m++;
        n++;
        if((m%3)==0)
            tmp=(char*)realloc(pointer,n+3);
        if(tmp==NULL)
         {
            printf("NO MEMORY");
            getch();
            exit(1);
        }
    }
        size= n;
        pointer[n]=NULL;
    ptr=pointer;
    for (i = 0; i < size; ++i)
        for (j = 0; j < size; ++j)
        {
            if ( *(ptr + j) >= '0' && *(ptr + j) <= '9' && j == size)
                size--;

            if ( *(ptr + j) >= '0' && *(ptr + j) <= '9')
            {
                for (k = j; k < size - 1; ++k)
                    *(ptr + k) = *(ptr + k + 1);

                size--;
            }
        }

    for (i = 0; i < size; ++i)
        if ( *(ptr + i) == '+' || *(ptr + i) == '-' )
        {
            for (j = size; j > i; j--)
                *(ptr + j + 1) = *(ptr + j);
          *(ptr + i + 1) = *(ptr + i);

            size++;
            i++;
        }

    printf("Vvivod: ");
    for (i = 0; i < size; ++i)
        printf("%c", *(ptr + i));

    printf("\n");
    getch();


    for(i=0;i<size;++i)
        free(ptr+i);
    fclose(fp);
    getch();
    return 0;
}