Compilare: user.cpp: In function ‘void Read()’: user.cpp:11:9: warning: unused variable ‘i’ [-Wunused-variable] int i; ^ user.cpp: In function ‘int main()’: user.cpp:50:9: warning: variable ‘Val’ set but not used [-Wunused-but-set-variable] int Val[5]; ^ user.cpp: In function ‘void Read()’: user.cpp:10:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("saracsaurege.out","w",stdout); ^ user.cpp: In function ‘int main()’: user.cpp:69:39: warning: ‘x’ may be used uninitialized in this function [-Wmaybe-uninitialized] printf("%d\n",Query(1,1,N,x,y)); ^