Compilare: main.cpp: In function 'int main()': main.cpp:22:15: warning: unused variable 'semn' [-Wunused-variable] 22 | int i, x, semn, y, len, j; | ^~~~ main.cpp:34:14: warning: iteration 9 invokes undefined behavior [-Waggressive-loop-optimizations] 34 | L[i] = L[i-1] * 2; | ~~~~~^~~~~~~~~~~~ main.cpp:33:20: note: within this loop 33 | for (i = 1 ; i <= 10 ; i++) | ~~^~~~~