Compilare: main.cpp: In function 'int main()': main.cpp:31:9: warning: unused variable 'i' [-Wunused-variable] int i, x; ^ main.cpp:31:12: warning: unused variable 'x' [-Wunused-variable] int i, x; ^ main.cpp: In function 'void Ciur()': main.cpp:18:14: warning: iteration 49999 invokes undefined behavior [-Waggressive-loop-optimizations] C[i] = 1; ~~~~~^~~ main.cpp:17:18: note: within this loop for(i = 3; i <= N; i+= 2) ^