Compilare: main.cpp: In function 'void solve()': main.cpp:70:24: warning: iteration 4004 invokes undefined behavior [-Waggressive-loop-optimizations] 70 | dich[i][j] = false; | ~~~~~~~~~~~^~~~~~~ main.cpp:68:26: note: within this loop 68 | for (ll j = 1; j <= maxn; j++) | ~~^~~~~~~ main.cpp:70:24: warning: 'void* __builtin_memset(void*, int, long unsigned int)' forming offset [16040025, 16044030] is out of the bounds [0, 16040025] of object 'dich' with type 'bool [4005][4005]' [-Warray-bounds] 70 | dich[i][j] = false; | ~~~~~~~~~~~^~~~~~~ main.cpp:23:6: note: 'dich' declared here 23 | bool dich[maxn][maxn]; | ^~~~