Compilare: main.cpp:11:5: warning: built-in function 'log2' declared as non-function [-Wbuiltin-declaration-mismatch] 11 | int log2[NMAX], v[NMAX]; | ^~~~ main.cpp: In function 'int main()': main.cpp:30:18: warning: unused variable 'j' [-Wunused-variable] 30 | int n, q, i, j, a, b, p; | ^ main.cpp: In function 'void buildLog()': main.cpp:17:17: warning: iteration 100003 invokes undefined behavior [-Waggressive-loop-optimizations] 17 | log2[i] = log2[i / 2] + 1; | ~~~~~~~~^~~~~~~~~~~~~~~~~ main.cpp:16:19: note: within this loop 16 | for (i = 2; i <= NMAX; ++i) | ^