Compilare: main.cpp: In function 'void ciur()': main.cpp:13:17: warning: iteration 250001 invokes undefined behavior [-Waggressive-loop-optimizations] 13 | prim[i] = 1; | ~~~~~~~~^~~ main.cpp:12:18: note: within this loop 12 | for(i = 3; i <= 500005; i += 2) | ~~^~~~~~~~~ main.cpp: In function 'int main()': main.cpp:25:35: warning: iteration 500004 invokes undefined behavior [-Waggressive-loop-optimizations] 25 | sp[i] = sp[i - 1] + prim[i]; | ~~~~~~^ main.cpp:24:18: note: within this loop 24 | for(i = 1; i <= 500005; i++) | ~~^~~~~~~~~