Compilare: main.cpp: In function 'int main()': main.cpp:10:17: warning: unused variable 'i' [-Wunused-variable] long long n,i; ^ main.cpp:19:16: warning: iteration 9998 invokes undefined behavior [-Waggressive-loop-optimizations] if (e[i] == i) ~~~^ main.cpp:17:23: note: within this loop for (int i = 2; i < VM; i++) ~~^~~~ main.cpp:15:14: warning: iteration 9998 invokes undefined behavior [-Waggressive-loop-optimizations] e[i] = i; ~~~~~^~~ main.cpp:13:23: note: within this loop for (int i = 2; i < VM; i++) ~~^~~~