欢乐赛#55 T3

#include<bits/stdc++.h>
using namespace std;
int main(){
    int cnt=0,n;
    string s[110000];
    cin>>n;
    for(int i=1;i<=n;i++){
        cin>>s[i];
        for(int j=0;j<=s[i].size()-1;j++){
            if(s[i][j]>='a' and s[i][j]<='z')s[i][j]-=32;
        }if(s[i]=="WOHEYEZHI")cnt++;
    }cout<<cnt;
    return 0;
}