#include <bits/stdc++.h> #define ff first #define ss second #define endl '\n' using namespace std; const long long INF = (long long) 1e18; const int mod = (int) 1e9+7; const int MAXN = (int) 3e5+5; typedef long long ll; typedef unsigned long long ull; typedef pair<int,int> pii; typedef pair<ll,ll> pll; ll n; map<string, int> mp; int main(){ ios_base::sync_with_stdio(false); cin.tie(nullptr);cout.tie(nullptr); #ifdef Local freopen("../IO/int.txt","r",stdin); freopen("../IO/out.txt","w",stdout); #endif cin>>n; for(int i = 0; i < n; i++){ string s; cin>>s; string l; for(int j = 0; j < (int) s.length(); j++){ int cur = (int)(s[j] - 'a'); if(cur >= 15 && cur <= 18){ l = l + '7'; }else if(cur >= 19 && cur <= 21){ l = l + '8'; }else if(cur >= 22){ l = l + '9'; }else{ int wic = cur/3 + 2; l = l + ((char) ('0' + wic)); } } //cout<<l<<endl; mp[l]++; } string t; cin>>t; cout<<mp[t]<<endl; #ifdef Local cout<<endl<<fixed<<setprecision(2)<<1000.0 * clock() / CLOCKS_PER_SEC<< " milliseconds "; #endif }