Eroare de compilare: user.c: In function ‘citire’: user.c:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result user.c:10: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result user.c: In function ‘haralambie’: user.c:43: error: ‘f’ undeclared (first use in this function) user.c:43: error: (Each undeclared identifier is reported only once user.c:43: error: for each function it appears in.)