Borderou de evaluare (job #151715)

Compilare: user.c: In function ‘main’: user.c:7:19: warning: unused variable ‘m’ [-Wunused-variable] user.c:7:17: warning: unused variable ‘k’ [-Wunused-variable] user.c:10:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:14:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:19:12: warning: ‘a’ may be used uninitialized in this function [-Wuninitialized]