#include<bits/stdc++.h>
using namespace std;
int a[105],b[105],t,sum,tmp[105];
int main(){
    int n;
    cin>>n;
    for(int i=1;i<=n;i++)
    {
        ;
        cin>>a[i]>>b[i];
        tmp[i]=100/a[i];
        sum+=(tmp[i]*b[i]);
    }
    cin>>t;
    if(sum>=t)
    {
        cout<<"Already Au.";
        return 0;
    }
    for(int i=1;i<=n;i++)
    {
        if(a[i]==b[i])
        {
            cout<<"NaN"<<endl;
        }
        else{
            bool f=false;
            int k=1,sum_x=sum;
            for(int j=1;j<=a[i]-b[i];j++)
            {
                sum_x+=(tmp[i]*b[i]);
                if(sum_x>=t)
                {
                    cout<<k<<endl;
                    f=true;
                    break;
                }
                k+=1;
            }
            if(f==true)
            {
                continue;
            }
            else
            {
                cout<<"NaN"<<endl;
            }
        }
    }
    return 0;
}