Compilare: main.cpp: In function 'int main()': main.cpp:10:21: warning: unused variable 'exp' [-Wunused-variable] 10 | int i, j, x, y, exp, len; | ^~~ main.cpp:14:14: warning: iteration 18 invokes undefined behavior [-Waggressive-loop-optimizations] 14 | e[i] = e[i / 2] + 1; | ~~~~~^~~~~~~~~~~~~~ main.cpp:13:20: note: within this loop 13 | for (i = 2 ; i <= 100000 ; i++) | ~~^~~~~~~~~ main.cpp:17:14: warning: iteration 19 invokes undefined behavior [-Waggressive-loop-optimizations] 17 | L[i] = L[i - 1] * 2; | ~~~~~^~~~~~~~~~~~~~ main.cpp:16:20: note: within this loop 16 | for (i = 1 ; i <= 20 ; i++) | ~~^~~~~