Compilare: user.cpp: In function ‘int main()’: user.cpp:41:9: warning: unused variable ‘q’ [-Wunused-variable] int q,T,N,x,i,j, sem, rad; ^ user.cpp:41:27: warning: variable ‘rad’ set but not used [-Wunused-but-set-variable] int q,T,N,x,i,j, sem, rad; ^ user.cpp:50:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &T); ^ user.cpp:54:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d", &N); ^ user.cpp:58:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d", &x); ^