#include <bits/stdc++.h>
using namespace std;

int main(){
  std::string s;
  getline(cin, s);
  std::string a = "u s h i t a p u n i c h i a k u n";
  bool answer = true;
  for(int i = 0; i < a.size(); i++){
    if(s.at(i) != a.at(i)){
      answer = false;
      break;
    }
  }
  if(answer){
    cout << "Yes" << endl;
  }
  else{
    cout << "No" << endl;
  }
}