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    import java.io.; import java.util.;

    public class Solution {

    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        int n=sc.nextInt();
        sc.nextLine();
        Set<String> set=new HashSet<>();
        for(int i=0;i<n;i++){
            String str1=sc.nextLine();
            set.add(str1);
           System.out.println(set.size());  
        }
    
        sc.close();
    }
    

    }