Compilare: main.cpp: In function 'int main()': main.cpp:13:11: warning: unused variable 'nr' [-Wunused-variable] long long nr = 0, n, i, j,c=0,b,s=0,p,salut; ^~ main.cpp:29:12: warning: iteration 9999 invokes undefined behavior [-Waggressive-loop-optimizations] if (a[i]!=0){v[contor++]=martor[i];} ~~~^ main.cpp:28:11: note: within this loop for (i=2;i<=10001;i++){ ~^~~~~~~ main.cpp:20:11: warning: iteration 9999 invokes undefined behavior [-Waggressive-loop-optimizations] a[i] = 1; ~~~~~^~~ main.cpp:19:15: note: within this loop for (i = 2; i <= 10001; i++) ~~^~~~~~~~ main.cpp:17:14: warning: iteration 10000 invokes undefined behavior [-Waggressive-loop-optimizations] martor[i]=i; ~~~~~~~~~^~ main.cpp:16:11: note: within this loop for (i=1;i<=10001;i++) ~^~~~~~~