Compilare: main.cpp: In function 'void update(int, int)': main.cpp:67:9: warning: statement has no effect [-Wunused-value] 67 | for(x;x<=nrp;x+=(x&(-x))) | ^ main.cpp: In function 'int query(int)': main.cpp:77:9: warning: statement has no effect [-Wunused-value] 77 | for(x;x!=0;x-=(x&(-x))) | ^