Borderou de evaluare (job #325369)

Compilare: user.c: In function ‘main’: user.c:5:46: warning: unused variable ‘s2’ [-Wunused-variable] user.c:5:40: warning: variable ‘z’ set but not used [-Wunused-but-set-variable] user.c:5:30: warning: variable ‘r’ set but not used [-Wunused-but-set-variable] user.c:8:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:15:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result]