int main() {
    FILE *fp;
    char *line = NULL;
    size_t len = 0;
    ssize_t read;
    char *lw, *lt;
    fp = fopen(, );
    if (fp == NULL) {
        printf();
        exit(1);
    }
    printf();
    while ((read = getline(&line, &len, fp)) != EOF) {
        if (read < 2) continue;   
        lw = strrchr(line, ' ');  
        lt = strrchr(line, '\t'); 
        if (!lw && !lt) continue; 
        if (lt > lw) lw = lt;     
        if (atof(lw + 1) > 6.0) printf(, line);
    }
    fclose(fp);
    if (line) free(line);
    return 0;
}