CEO

High-level API struct info { char ch[10]; int digit; }; int write_info(struct info *i) { FILE *fp = NULL; if (!(fp = fopen("/test", "w"))) return -1; if (fwrite(i, sizeof(struct info), 1 fp) != 1) { fclose(fp); return -1; } fclose(fp); return 0; } int read_info() { FILE *fp; struct info i; if (!(fp = fopen("/test", "r"))) return -1; if (fread(i, sizeof(struct info), 1) != 1) { fclose(fp); return..