Compilare: main.cpp:6:25: warning: built-in function 'log2' declared as non-function [-Wbuiltin-declaration-mismatch] 6 | int q,r[10001][10001],n,log2[10001]; | ^~~~ main.cpp: In function 'int main()': main.cpp:11:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 11 | for(int i=1;(1<<i)<=n;i++) | ^~~ main.cpp:15:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 15 | log2[1]=0; | ^~~~