#include<iostream>
#include<cmath>
using namespace std;
int main(){//好像写复杂了
int n;
cin>>n;
int a;
int b[n];
for(int i=1;i<=n;i++){

cin>>a;
b[i]=(int)(round(a/10.0)*10.0);
}
for(int i=1;i<=n;i++){
cout<<b[i]<<endl;
}
}

#include<bits/stdc++.h>
using namespace std;
int main( )
{
int n,x;
cin>>n;
for (int i=1;i<=n;i++)
{
cin>>x;
if (x%10<=4)
cout<<x/10*10<<endl;
else
cout<<(x/10+1)*10<<endl;
}
return 0;

}