Compilare: user.cpp: In function ‘int main()’: user.cpp:112:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%s",v); ^ user.cpp: In function ‘int medi()’: user.cpp:75:14: warning: ‘a’ may be used uninitialized in this function [-Wmaybe-uninitialized] vmed[i]=a; ^