Borderou de evaluare (job #189262)

Compilare: user.c: In function ‘main’: user.c:9:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:16:29: warning: ‘y1’ may be used uninitialized in this function [-Wuninitialized] user.c:16:38: warning: ‘x1’ may be used uninitialized in this function [-Wuninitialized] user.c:15:20: warning: ‘y’ may be used uninitialized in this function [-Wuninitialized]