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#include<iostream>
#include<fstream>
using namespace std;
int main()
{
int i,j,t,s;
ifstream in("cifra.in");
ofstream out("cifra.out");
in>>t;
for(j=1;j<=t;j++)
{s=0;
for(i=1;i<=j;i++)
{
if(i==1 || i%10==1)
s=s+1;
if(i==2 || i%10==2)
s=s+4;
if(i==3 || i%10==3)
s=s+7;
if(i==4 || i%10==4 || i==6 || i%10==6 || i==8 || i%10==8)
s=s+6;
if(i==5 || i%10==5)
s=s+5;
if(i==7 || i%10==7)
s=s+3;
if(i==9 || i%10==9)
s=s+9;
}
out<<s%10<<"\n";
}
}