#include<iostream>
#include<cmath>
using namespace std;
int main()
{
int a,s;
cin>>a;
for(int i=1;i<=a;i++)
{
cin>>s;
if(s%10>=5)
{
s=s+10-s%10;
}
else
{
s=s/10*10;
}
cout<<s<<"\n";
}
return 0;
}