Eroare de compilare: user.c: In function ‘read’: user.c:18:38: error: ‘hi’ undeclared (first use in this function) v = (int*)malloc(sizeof(int) * (hi - lo + 1)); ^ user.c:18:38: note: each undeclared identifier is reported only once for each function it appears in user.c:18:43: error: ‘lo’ undeclared (first use in this function) v = (int*)malloc(sizeof(int) * (hi - lo + 1)); ^ user.c:16:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ user.c:20:35: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] for(i = 0; i < n; ++i) fscanf(fin, "%d", v + i); ^