Compilare: main.cpp: In function 'int main()': main.cpp:19:36: warning: iteration 99999 invokes undefined behavior [-Waggressive-loop-optimizations] 19 | for(int i=2;i<=100001;++i) E[i]=1+E[i/2]; | ~~~~^~~~~~~~~ main.cpp:19:18: note: within this loop 19 | for(int i=2;i<=100001;++i) E[i]=1+E[i/2]; | ~^~~~~~~~ main.cpp:23:24: warning: 'd' may be used uninitialized in this function [-Wmaybe-uninitialized] 23 | int len=(1<<E[d-s+1]); | ~^~ main.cpp:23:24: warning: 's' may be used uninitialized in this function [-Wmaybe-uninitialized]