import java.util.*;
public class Main {
	public static void main(String[] args){
       Scanner sc = new Scanner(System.in);
      //取得
	  int N = sc.nextInt();
      int T = sc.nextInt();
      int min = 10001;
      
      for(int i=0;i<N;i++){
       int cost = sc.nextInt();
        if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        }
      }
      //出力
      if(min==10001){
        System.out.println("TLE");
      }else{
        System.out.println(min);
      }
    }
} import java.util.*; util.* java public class Main {
	public static void main(String[] args){
       Scanner sc = new Scanner(System.in);
      //取得
	  int N = sc.nextInt();
      int T = sc.nextInt();
      int min = 10001;
      
      for(int i=0;i<N;i++){
       int cost = sc.nextInt();
        if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        }
      }
      //出力
      if(min==10001){
        System.out.println("TLE");
      }else{
        System.out.println(min);
      }
    }
} Main public static void main(String[] args){
       Scanner sc = new Scanner(System.in);
      //取得
	  int N = sc.nextInt();
      int T = sc.nextInt();
      int min = 10001;
      
      for(int i=0;i<N;i++){
       int cost = sc.nextInt();
        if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        }
      }
      //出力
      if(min==10001){
        System.out.println("TLE");
      }else{
        System.out.println(min);
      }
    } main {
       Scanner sc = new Scanner(System.in);
      //取得
	  int N = sc.nextInt();
      int T = sc.nextInt();
      int min = 10001;
      
      for(int i=0;i<N;i++){
       int cost = sc.nextInt();
        if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        }
      }
      //出力
      if(min==10001){
        System.out.println("TLE");
      }else{
        System.out.println(min);
      }
    } 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 min = 10001; min 10001 for(int i=0;i<N;i++){
       int cost = sc.nextInt();
        if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        }
      } int i=0; int i=0; i 0 i<N i N i++ i++ i {
       int cost = sc.nextInt();
        if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        }
      } {
       int cost = sc.nextInt();
        if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        }
      } int cost = sc.nextInt(); cost sc.nextInt() sc.nextInt sc if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        } sc.nextInt()<=T sc.nextInt() sc.nextInt sc T {
          min = Math.min(min,cost);
        } min = Math.min(min,cost) min Math.min(min,cost) Math.min Math min cost if(min==10001){
        System.out.println("TLE");
      }else{
        System.out.println(min);
      } min==10001 min 10001 {
        System.out.println("TLE");
      } System.out.println("TLE") System.out.println System.out System System.out "TLE" {
        System.out.println(min);
      } System.out.println(min) System.out.println System.out System System.out min String[] args args public class Main {
	public static void main(String[] args){
       Scanner sc = new Scanner(System.in);
      //取得
	  int N = sc.nextInt();
      int T = sc.nextInt();
      int min = 10001;
      
      for(int i=0;i<N;i++){
       int cost = sc.nextInt();
        if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        }
      }
      //出力
      if(min==10001){
        System.out.println("TLE");
      }else{
        System.out.println(min);
      }
    }
} public class Main {
	public static void main(String[] args){
       Scanner sc = new Scanner(System.in);
      //取得
	  int N = sc.nextInt();
      int T = sc.nextInt();
      int min = 10001;
      
      for(int i=0;i<N;i++){
       int cost = sc.nextInt();
        if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        }
      }
      //出力
      if(min==10001){
        System.out.println("TLE");
      }else{
        System.out.println(min);
      }
    }
} Main
import java.util.*;
public class Main {
	public static void main(String[] args){
       Scanner sc = new Scanner(System.in);
      //取得
	  int N = sc.nextInt();
      int T = sc.nextInt();
      int min = 10001;
      
      for(int i=0;i<N;i++){
       int cost = sc.nextInt();
        if(sc.nextInt()<=T){
          min = Math.min(min,cost);
        }
      }
      //出力
      if(min==10001){
        System.out.println("TLE");
      }else{
        System.out.println(min);
      }
    }
}