Compilare: main.cpp: In function 'int main()': main.cpp:22:13: warning: iteration 2997 invokes undefined behavior [-Waggressive-loop-optimizations] 22 | f[i]=(f[i-1]+f[i-2])%666013; | ~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:21:18: note: within this loop 21 | for(int i=3;i<=3000;i++){ | ~^~~~~~