681A - A Good Contest

#include<iostream>
#include<cstdio>

using namespace std;

#define dbug(x) cout<<">"<<x<<endl;

void Solve()
{
 int n,N;
 N=2400;
  cin>>n;
  bool bb=false;
  for(int i=0; i<n; i++)
  {
    string s;
    int b,a;
   cin>>s>>b>>a;
   
   if(b>=N && a>b){
    bb=true;
   }
  }
  
  if(bb) {
   cout<<"Yes"<<endl;
  }
  else {
   cout<<"No"<<endl;
  }
 
}