Compilare: main.cpp:5:19: warning: built-in function 'log2' declared as non-function [-Wbuiltin-declaration-mismatch] 5 | int dp[20][nmax], log2[nmax]; | ^~~~ main.cpp: In function 'int main()': main.cpp:17:17: warning: iteration 100003 invokes undefined behavior [-Waggressive-loop-optimizations] 17 | log2[i] = log2[i / 2] + 1; | ~~~~~~~~^~~~~~~~~~~~~~~~~ main.cpp:16:22: note: within this loop 16 | for(int i = 2; i <= nmax; i++){ | ~~^~~~~~~