Compilare: main.cpp: In function 'int main()': main.cpp:59:15: warning: unused variable 'j' [-Wunused-variable] 59 | int n,m,i,j,k=1,kon=1; | ^ main.cpp:73:26: warning: iteration 300004 invokes undefined behavior [-Waggressive-loop-optimizations] 73 | words[i]=(words[i]+1LL*words[i-1]*alpha%MOD)%MOD; | ~~~~~~~^ main.cpp:71:14: note: within this loop 71 | for(i=1;i<=MAXN;i++) | ~^~~~~~