Codeforces Round #208 (Div. 2) B Dima and Text Messages

 #include <iostream>
 #include <algorithm>
 #include <string>

 using namespace std;

 int main(){
     int n;
     cin >> n;
     string words = "<3",tmp;
     for(int i =  ; i < n ; ++ i){
         cin >> tmp;
         words +=tmp+"<3";
     }
     string message;
     cin >> message;
     if(message.length() < words.length()) cout<<"no"<<endl;
     else{
         int k = ;
         for(int i =  ; i < words.length();){
             while(k< message.length() && message[k]!=words[i]) k++;
             if(k >= message.length()){cout<<"no"<<endl; return ;}
             else ++i;
         }
         cout<<"yes"<<endl;
     }
 }