#include <bits/stdc++.h>
using namespace std;
struct student
{
    int id, v;
}a[105];
int main()
{
    int n;
    double ans = 0;
    cin >> n;
    for (int i = 1; i <= n; i++)
    {
        cin >> a[i].id >> a[i].v;
        ans += a[i].v;
    }
    ans /= n;
    for (int i = 1; i <= n; i++)
    {
        if (a[i].v - 10 >= ans)
            cout << a[i].id << " " << a[i].v << " A" << endl;
        else if (a[i].v + 10 <= ans)
            cout << a[i].id << " " << a[i].v << " C" << endl;
        else
            cout << a[i].id << " " << a[i].v << " B" << endl;
    }
    return 0;
}

#include <iostream>
using namespace std;
int main()
{
    int n,a[105],b[105];
    double sum=0,d;
    cin >> n;
    for(int i=1;i<=n;i++)
    {
        cin >> a[i];
        cin >> b[a[i]];
        sum+=b[a[i]];
    }
    d=sum/n;
    for(int i=1;i<=n;i++)
    {
        cout << i << " " << b[i] << " ";
        if(b[i]-d>=10)
        {
            cout << "A" << endl;
        }
        else if(d-b[i]>=10)
        {
            cout << "C" << endl;
        }
        else
        {
            cout << "B" << endl;
        }
    }
}