Compilare: main.cpp: In function 'int main()': main.cpp:141:28: warning: iteration 200010 invokes undefined behavior [-Waggressive-loop-optimizations] 141 | pos[i] = -1; | ~~~~~~~^~~~ main.cpp:140:35: note: within this loop 140 | for (int i = 0; i <= 2 * N; ++i) | ~~^~~~~~~~ main.cpp:141:28: warning: 'void* __builtin_memset(void*, int, long unsigned int)' forming offset [800040, 800043] is out of the bounds [0, 800040] of object 'pos' with type 'int [200010]' [-Warray-bounds] 141 | pos[i] = -1; | ~~~~~~~^~~~ main.cpp:120:18: note: 'pos' declared here 120 | int n, m, sp[N], pos[2 * N]; | ^~~