Borderou de evaluare (job #137223)

Compilare: user.c: In function ‘main’: user.c:8:25: warning: unused variable ‘cont’ [-Wunused-variable] user.c:9:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:11:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:13:20: warning: ‘s’ may be used uninitialized in this function [-Wuninitialized] user.c:4:5: warning: ‘k’ may be used uninitialized in this function [-Wuninitialized]