Compilare: user.cpp:7: warning: non-local variable ‘<anonymous struct> a [200001]’ uses anonymous type user.cpp:7: warning: non-local variable ‘<anonymous struct> aux’ uses anonymous type user.cpp: In function ‘void citire()’: user.cpp:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result