Compilare: main.cpp: In function 'int main()': main.cpp:9:23: warning: unused variable 'e' [-Wunused-variable] int ci,a,b,maxd=0,e,d,nrdiv,cnt=0,nr=0,i,j,k,p; ^ main.cpp:19:13: warning: iteration 44998 invokes undefined behavior [-Waggressive-loop-optimizations] if (ciur[i] == 0) { ~~~~~~^ main.cpp:18:15: note: within this loop for (i = 2; i <= 45000; ++i) ~~^~~~~~~~