Compilare: main.cpp: In function 'int main()': main.cpp:97:20: warning: iteration 27 invokes undefined behavior [-Waggressive-loop-optimizations] 97 | sir[i] = '\0'; | ~~~~~~~^~~~~~ main.cpp:96:26: note: within this loop 96 | for(int i = 0; i <= 27; ++ i) | ~~^~~~~ main.cpp:97:20: warning: 'void* __builtin_memset(void*, int, long unsigned int)' forming offset 27 is out of the bounds [0, 27] of object 'sir' with type 'char [27]' [-Warray-bounds] 97 | sir[i] = '\0'; | ~~~~~~~^~~~~~ main.cpp:14:6: note: 'sir' declared here 14 | char sir[27]; | ^~~