Compilare: main.cpp: In function 'void upd(int, int, int)': main.cpp:130:10: warning: statement has no effect [-Wunused-value] 130 | for (pos; pos <= n; pos += (pos & -pos)) { | ^~~ main.cpp:129:9: warning: unused variable 'cppos' [-Wunused-variable] 129 | int cppos = pos; | ^~~~~ main.cpp: In function 'long long int query(int)': main.cpp:137:10: warning: statement has no effect [-Wunused-value] 137 | for (pos; pos > 0; pos -= (pos & -pos)) { | ^~~ main.cpp:135:9: warning: unused variable 'cppos' [-Wunused-variable] 135 | int cppos = pos; | ^~~~~