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 cmin = 1001;
    int twithin = 1001;
    
    for(int i= 0;i<N;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
      
      if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      }
        
    }
    if(twithin==1001){
      System.out.println("TLE");
    }else{
      System.out.println(cmin);
    }
  }
} 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 cmin = 1001;
    int twithin = 1001;
    
    for(int i= 0;i<N;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
      
      if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      }
        
    }
    if(twithin==1001){
      System.out.println("TLE");
    }else{
      System.out.println(cmin);
    }
  }
} 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 cmin = 1001;
    int twithin = 1001;
    
    for(int i= 0;i<N;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
      
      if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      }
        
    }
    if(twithin==1001){
      System.out.println("TLE");
    }else{
      System.out.println(cmin);
    }
  } 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 cmin = 1001;
    int twithin = 1001;
    
    for(int i= 0;i<N;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
      
      if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      }
        
    }
    if(twithin==1001){
      System.out.println("TLE");
    }else{
      System.out.println(cmin);
    }
  } 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 cmin = 1001; cmin 1001 int twithin = 1001; twithin 1001 for(int i= 0;i<N;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
      
      if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      }
        
    } int i= 0; int i= 0; i 0 i<N i N i++ i++ i {
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
      
      if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      }
        
    } {
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
      
      if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      }
        
    } 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 if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      } t[i]<=T && cmin>c[i] t[i]<=T t[i] t i T cmin>c[i] cmin c[i] c i {
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      } twithin=t[i] twithin t[i] t i cmin=c[i] cmin c[i] c i if(twithin==1001){
      System.out.println("TLE");
    }else{
      System.out.println(cmin);
    } twithin==1001 twithin 1001 {
      System.out.println("TLE");
    } System.out.println("TLE") System.out.println System.out System System.out "TLE" {
      System.out.println(cmin);
    } System.out.println(cmin) System.out.println System.out System System.out cmin 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 cmin = 1001;
    int twithin = 1001;
    
    for(int i= 0;i<N;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
      
      if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      }
        
    }
    if(twithin==1001){
      System.out.println("TLE");
    }else{
      System.out.println(cmin);
    }
  }
} 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 cmin = 1001;
    int twithin = 1001;
    
    for(int i= 0;i<N;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
      
      if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      }
        
    }
    if(twithin==1001){
      System.out.println("TLE");
    }else{
      System.out.println(cmin);
    }
  }
} 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 cmin = 1001;
    int twithin = 1001;
    
    for(int i= 0;i<N;i++){
      c[i]=sc.nextInt();
      t[i]=sc.nextInt();
      
      if(t[i]<=T && cmin>c[i]){
        //tがT以内かつcが最小になるまで値をサーチ
        twithin=t[i];
        cmin=c[i];
      }
        
    }
    if(twithin==1001){
      System.out.println("TLE");
    }else{
      System.out.println(cmin);
    }
  }
}