Compilare: user.cpp: In function ‘void update(int, int, int, int, int)’: user.cpp:24: warning: suggest parentheses around ‘+’ inside ‘>>’ user.cpp: In function ‘void query(int, int, int, int, int)’: user.cpp:40: warning: suggest parentheses around ‘+’ inside ‘>>’ user.cpp: In function ‘void aint_build(int, int, int)’: user.cpp:89: warning: suggest parentheses around ‘+’ inside ‘>>’