Borderou de evaluare (job #7174)

Compilare: user.c: In function ‘main’: user.c:6:31: warning: unused variable ‘nr’ [-Wunused-variable] user.c:6:28: warning: unused variable ‘c2’ [-Wunused-variable] user.c:6:26: warning: unused variable ‘x’ [-Wunused-variable] user.c:6:24: warning: unused variable ‘y’ [-Wunused-variable] user.c:6:20: warning: unused variable ‘max’ [-Wunused-variable] user.c:5:16: warning: unused variable ‘fout’ [-Wunused-variable] user.c:5:11: warning: unused variable ‘fin’ [-Wunused-variable] user.c:8:10: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]