Compilare: user.cpp: In function ‘int main()’: user.cpp:62:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<Div.size() && Div[i]<10;++i) dp[1][Div[i]]=1; ^ user.cpp:67:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<Div.size();++j) dp[act][Div[j]]=0; ^ user.cpp:68:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<Div.size();++j) { ^ user.cpp:69:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(k=0;k<Div.size() && Div[k]<10;++k) ^ user.cpp:72:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<Div.size();++j) if(dp[act][Div[j]]>=MOD) dp[act][Div[j]]%=MOD; ^ user.cpp:46:12: warning: unused variable ‘aux’ [-Wunused-variable] int a,b,i,aux,d,prev,act,j,k; ^ user.cpp:46:16: warning: unused variable ‘d’ [-Wunused-variable] int a,b,i,aux,d,prev,act,j,k; ^