import java.util.*;
public class Main {
   static Scanner sc = new Scanner(System.in);
   static Scanner sc2 = new Scanner(System.in);
   public static void main(String[] args) {
      int N = sc.nextInt();
      int T = sc.nextInt();
      int[] c = new int[N];
      int[] t = new int[N];
      int min = 10000;

      for (int i = 0; i < N; i++) {
         c[i] = sc.nextInt();
         t[i] = sc.nextInt();
      }

      for (int i = 0; i < N; i++) {
         if (T >= t[i]) {
            min = min > c[i] ? c[i] : min;
         }
      }

      if (min == 10000) {
         System.out.println("TLE");
      } else {
         System.out.println(min);
      }
   }

} import java.util.*; util.* java public class Main {
   static Scanner sc = new Scanner(System.in);
   static Scanner sc2 = new Scanner(System.in);
   public static void main(String[] args) {
      int N = sc.nextInt();
      int T = sc.nextInt();
      int[] c = new int[N];
      int[] t = new int[N];
      int min = 10000;

      for (int i = 0; i < N; i++) {
         c[i] = sc.nextInt();
         t[i] = sc.nextInt();
      }

      for (int i = 0; i < N; i++) {
         if (T >= t[i]) {
            min = min > c[i] ? c[i] : min;
         }
      }

      if (min == 10000) {
         System.out.println("TLE");
      } else {
         System.out.println(min);
      }
   }

} Main static Scanner sc = new Scanner(System.in); sc new Scanner(System.in) static Scanner sc2 = new Scanner(System.in); sc2 new Scanner(System.in) public static void main(String[] args) {
      int N = sc.nextInt();
      int T = sc.nextInt();
      int[] c = new int[N];
      int[] t = new int[N];
      int min = 10000;

      for (int i = 0; i < N; i++) {
         c[i] = sc.nextInt();
         t[i] = sc.nextInt();
      }

      for (int i = 0; i < N; i++) {
         if (T >= t[i]) {
            min = min > c[i] ? c[i] : min;
         }
      }

      if (min == 10000) {
         System.out.println("TLE");
      } else {
         System.out.println(min);
      }
   } main {
      int N = sc.nextInt();
      int T = sc.nextInt();
      int[] c = new int[N];
      int[] t = new int[N];
      int min = 10000;

      for (int i = 0; i < N; i++) {
         c[i] = sc.nextInt();
         t[i] = sc.nextInt();
      }

      for (int i = 0; i < N; i++) {
         if (T >= t[i]) {
            min = min > c[i] ? c[i] : min;
         }
      }

      if (min == 10000) {
         System.out.println("TLE");
      } else {
         System.out.println(min);
      }
   } 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 min = 10000; min 10000 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 >= t[i]) {
            min = min > c[i] ? c[i] : min;
         }
      } int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
         if (T >= t[i]) {
            min = min > c[i] ? c[i] : min;
         }
      } {
         if (T >= t[i]) {
            min = min > c[i] ? c[i] : min;
         }
      } if (T >= t[i]) {
            min = min > c[i] ? c[i] : min;
         } T >= t[i] T t[i] t i {
            min = min > c[i] ? c[i] : min;
         } min = min > c[i] ? c[i] : min min min > c[i] ? c[i] : min min > c[i] min c[i] c i c[i] c i min if (min == 10000) {
         System.out.println("TLE");
      } else {
         System.out.println(min);
      } min == 10000 min 10000 {
         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 {
   static Scanner sc = new Scanner(System.in);
   static Scanner sc2 = new Scanner(System.in);
   public static void main(String[] args) {
      int N = sc.nextInt();
      int T = sc.nextInt();
      int[] c = new int[N];
      int[] t = new int[N];
      int min = 10000;

      for (int i = 0; i < N; i++) {
         c[i] = sc.nextInt();
         t[i] = sc.nextInt();
      }

      for (int i = 0; i < N; i++) {
         if (T >= t[i]) {
            min = min > c[i] ? c[i] : min;
         }
      }

      if (min == 10000) {
         System.out.println("TLE");
      } else {
         System.out.println(min);
      }
   }

} public class Main {
   static Scanner sc = new Scanner(System.in);
   static Scanner sc2 = new Scanner(System.in);
   public static void main(String[] args) {
      int N = sc.nextInt();
      int T = sc.nextInt();
      int[] c = new int[N];
      int[] t = new int[N];
      int min = 10000;

      for (int i = 0; i < N; i++) {
         c[i] = sc.nextInt();
         t[i] = sc.nextInt();
      }

      for (int i = 0; i < N; i++) {
         if (T >= t[i]) {
            min = min > c[i] ? c[i] : min;
         }
      }

      if (min == 10000) {
         System.out.println("TLE");
      } else {
         System.out.println(min);
      }
   }

} Main
import java.util.*;
public class Main {
   static Scanner sc = new Scanner(System.in);
   static Scanner sc2 = new Scanner(System.in);
   public static void main(String[] args) {
      int N = sc.nextInt();
      int T = sc.nextInt();
      int[] c = new int[N];
      int[] t = new int[N];
      int min = 10000;

      for (int i = 0; i < N; i++) {
         c[i] = sc.nextInt();
         t[i] = sc.nextInt();
      }

      for (int i = 0; i < N; i++) {
         if (T >= t[i]) {
            min = min > c[i] ? c[i] : min;
         }
      }

      if (min == 10000) {
         System.out.println("TLE");
      } else {
         System.out.println(min);
      }
   }

}