(void)scanf("%d",&t);

#include <iostream>
#include <algorithm>
#include <cmath>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <cstring>
#include <string>
using namespace std;
char chuizi[7]={'C','h','u','i','Z','i'};
char bu[3]={'B','u'};
char jiandao[9]={'J','i','a','n','D','a','o'};

int main()
{
    int n;
    scanf("%d",&n);
    getchar();
    char x[9];
    int cnt;
    while(1)
    {
        scanf("%s",x);
        getchar();
        if(x[0]=='E')
            break;
        if(cnt==n)
        {
            cnt=0;
            printf("%s\n",x);
        }
        else{
            cnt++;
            if(x[0]=='C')
            {
                printf("%s\n",bu);
            }
            if(x[0]=='B')
            {
                printf("%s\n",jiandao);
            }
            if(x[0]=='J')
            {
                printf("%s\n",chuizi);
            }
        }
    //    printf("%s\n",x);
    }
    return 0;
}