int incr = STRLEN;
                exp = fopen(MY_FILE, "a");

                if(file == NULL){
                    printf(ERROR);
                }
                else{
                    char end[] = "STOP";
                    int type = 1;

                    do{
                        char *str = (char *)malloc(STRLEN * sizeof(char));
                        printf("Enter string: ");
                        fgets(str, incr, stdin);

                        if(strncmp(str, end, 4) == 0){
                            break;
                        }

                        while(str[strlen(str)-1] != '\n'){
                            incr = incr + STRLEN;
                            char *newline = (char *)realloc(str, incr * sizeof(char));

                            str = newline;
                            fgets(str+strlen(str), STRLEN, stdin);
                        }
                        str[strlen(str)- 2] = '\0';

                        fprintf(exp,"%d;%s\n",type, str);

                        free(str);

                    } while(true);
                }
                fclose(exp);
                printf("Data saved!\n");