Borderou de evaluare (job #20412)

Compilare: user.cpp: In function 'int main()': user.cpp:7:22: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:9:25: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:10:2: warning: 'x' is used uninitialized in this function [-Wuninitialized]