Compilare: main.cpp: In function 'int main()': main.cpp:53:18: warning: iteration 100004 invokes undefined behavior [-Waggressive-loop-optimizations] 53 | father[i]=-1; | ~~~~~~~~~^~~ main.cpp:51:18: note: within this loop 51 | for(int i=1;i<=nmax;i++) | ~^~~~~~ main.cpp:53:18: warning: 'void* __builtin_memset(void*, int, long unsigned int)' forming offset [400020, 400023] is out of the bounds [0, 400020] of object 'father' with type 'int [100005]' [-Warray-bounds] 53 | father[i]=-1; | ~~~~~~~~~^~~ main.cpp:8:5: note: 'father' declared here 8 | int father[nmax]; | ^~~~~~