Eroare de compilare: user.c: In function ‘init’: user.c:27: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result user.c:28: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result user.c:31: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result user.c:32: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result user.c: In function ‘main’: user.c:54: error: ‘i’ undeclared (first use in this function) user.c:54: error: (Each undeclared identifier is reported only once user.c:54: error: for each function it appears in.)