Compilare: main.cpp: In function 'int main()': main.cpp:18:19: warning: iteration 1000003 invokes undefined behavior [-Waggressive-loop-optimizations] 18 | if(prime[i]==0) | ~~~~~~~^ main.cpp:16:14: note: within this loop 16 | for(i=2;i<=NMAX;i++) | ~^~~~~~ main.cpp:32:21: warning: iteration 1000003 invokes undefined behavior [-Waggressive-loop-optimizations] 32 | v[i][prime[i]]=i; | ~~~~~~~^ main.cpp:26:14: note: within this loop 26 | for(i=2;i<=NMAX;i++) | ~^~~~~~