import java.util.*;
public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int T = sc.nextInt();
    int c[] = new int[n];
    int t[] = new int[n];
    int answer =100000000;
    for(int i=0;i<n;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
    }
    for(int i=0;i<n;i++){
      if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      }
    }
    if(answer!=100000000){
      System.out.println(answer);
    }else{
      System.out.println("TLE");
    }
        
      
  }
  

  
} import java.util.*; util.* java public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int T = sc.nextInt();
    int c[] = new int[n];
    int t[] = new int[n];
    int answer =100000000;
    for(int i=0;i<n;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
    }
    for(int i=0;i<n;i++){
      if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      }
    }
    if(answer!=100000000){
      System.out.println(answer);
    }else{
      System.out.println("TLE");
    }
        
      
  }
  

  
} Main public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int T = sc.nextInt();
    int c[] = new int[n];
    int t[] = new int[n];
    int answer =100000000;
    for(int i=0;i<n;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
    }
    for(int i=0;i<n;i++){
      if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      }
    }
    if(answer!=100000000){
      System.out.println(answer);
    }else{
      System.out.println("TLE");
    }
        
      
  } main {
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int T = sc.nextInt();
    int c[] = new int[n];
    int t[] = new int[n];
    int answer =100000000;
    for(int i=0;i<n;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
    }
    for(int i=0;i<n;i++){
      if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      }
    }
    if(answer!=100000000){
      System.out.println(answer);
    }else{
      System.out.println("TLE");
    }
        
      
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int n = sc.nextInt(); n sc.nextInt() sc.nextInt sc int T = sc.nextInt(); T sc.nextInt() sc.nextInt sc int c[] = new int[n]; c new int[n] n int t[] = new int[n]; t new int[n] n int answer =100000000; answer 100000000 for(int i=0;i<n;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
    } int i=0; int i=0; i 0 i<n i n i++ i++ i {
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
    } {
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
    } c[i]=sc.nextInt() c[i] c i sc.nextInt() sc.nextInt sc t[i]=sc.nextInt() t[i] t i sc.nextInt() sc.nextInt sc for(int i=0;i<n;i++){
      if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      }
    } int i=0; int i=0; i 0 i<n i n i++ i++ i {
      if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      }
    } {
      if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      }
    } if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      } t[i]<=T t[i] t i T {
        answer = Math.min(answer,c[i]);
      } answer = Math.min(answer,c[i]) answer Math.min(answer,c[i]) Math.min Math answer c[i] c i if(answer!=100000000){
      System.out.println(answer);
    }else{
      System.out.println("TLE");
    } answer!=100000000 answer 100000000 {
      System.out.println(answer);
    } System.out.println(answer) System.out.println System.out System System.out answer {
      System.out.println("TLE");
    } System.out.println("TLE") System.out.println System.out System System.out "TLE" String[] args args public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int T = sc.nextInt();
    int c[] = new int[n];
    int t[] = new int[n];
    int answer =100000000;
    for(int i=0;i<n;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
    }
    for(int i=0;i<n;i++){
      if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      }
    }
    if(answer!=100000000){
      System.out.println(answer);
    }else{
      System.out.println("TLE");
    }
        
      
  }
  

  
} public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int T = sc.nextInt();
    int c[] = new int[n];
    int t[] = new int[n];
    int answer =100000000;
    for(int i=0;i<n;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
    }
    for(int i=0;i<n;i++){
      if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      }
    }
    if(answer!=100000000){
      System.out.println(answer);
    }else{
      System.out.println("TLE");
    }
        
      
  }
  

  
} Main
import java.util.*;
public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int T = sc.nextInt();
    int c[] = new int[n];
    int t[] = new int[n];
    int answer =100000000;
    for(int i=0;i<n;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
    }
    for(int i=0;i<n;i++){
      if(t[i]<=T){
        answer = Math.min(answer,c[i]);
      }
    }
    if(answer!=100000000){
      System.out.println(answer);
    }else{
      System.out.println("TLE");
    }
        
      
  }
  

  
}