import java.util.Scanner;
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];
		
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
		}
		
		int ans = 2000;
		boolean ansExists = false;
		
		for (int i = 0; i < N; i++) {
			
			if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			}
		}
		
		if (ansExists == false) {
			System.out.println("TLE");
			return;
		}
		
       for (int i = 0; i < N; i++) {
			
			if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			}
		}
       
       System.out.println(ans);
	}
} import java.util.Scanner; Scanner 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];
		
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
		}
		
		int ans = 2000;
		boolean ansExists = false;
		
		for (int i = 0; i < N; i++) {
			
			if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			}
		}
		
		if (ansExists == false) {
			System.out.println("TLE");
			return;
		}
		
       for (int i = 0; i < N; i++) {
			
			if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			}
		}
       
       System.out.println(ans);
	}
} 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];
		
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
		}
		
		int ans = 2000;
		boolean ansExists = false;
		
		for (int i = 0; i < N; i++) {
			
			if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			}
		}
		
		if (ansExists == false) {
			System.out.println("TLE");
			return;
		}
		
       for (int i = 0; i < N; i++) {
			
			if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			}
		}
       
       System.out.println(ans);
	} 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];
		
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
		}
		
		int ans = 2000;
		boolean ansExists = false;
		
		for (int i = 0; i < N; i++) {
			
			if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			}
		}
		
		if (ansExists == false) {
			System.out.println("TLE");
			return;
		}
		
       for (int i = 0; i < N; i++) {
			
			if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			}
		}
       
       System.out.println(ans);
	} 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 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 int ans = 2000; ans 2000 boolean ansExists = false; ansExists false for (int i = 0; i < N; i++) {
			
			if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			}
		} int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
			
			if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			}
		} {
			
			if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			}
		} if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			} t[i] <= T t[i] t i T {
				ans = c[i];
				ansExists = true;
				break;
			} ans = c[i] ans c[i] c i ansExists = true ansExists true break; if (ansExists == false) {
			System.out.println("TLE");
			return;
		} ansExists == false ansExists false {
			System.out.println("TLE");
			return;
		} System.out.println("TLE") System.out.println System.out System System.out "TLE" return; for (int i = 0; i < N; i++) {
			
			if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			}
		} int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
			
			if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			}
		} {
			
			if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			}
		} if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			} t[i] <= T && c[i] < ans t[i] <= T t[i] t i T c[i] < ans c[i] c i ans {
				ans = c[i];
			} ans = c[i] ans c[i] c i System.out.println(ans) System.out.println System.out System System.out ans 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];
		
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
		}
		
		int ans = 2000;
		boolean ansExists = false;
		
		for (int i = 0; i < N; i++) {
			
			if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			}
		}
		
		if (ansExists == false) {
			System.out.println("TLE");
			return;
		}
		
       for (int i = 0; i < N; i++) {
			
			if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			}
		}
       
       System.out.println(ans);
	}
} 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];
		
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
		}
		
		int ans = 2000;
		boolean ansExists = false;
		
		for (int i = 0; i < N; i++) {
			
			if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			}
		}
		
		if (ansExists == false) {
			System.out.println("TLE");
			return;
		}
		
       for (int i = 0; i < N; i++) {
			
			if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			}
		}
       
       System.out.println(ans);
	}
} Main
import java.util.Scanner;
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];
		
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
		}
		
		int ans = 2000;
		boolean ansExists = false;
		
		for (int i = 0; i < N; i++) {
			
			if (t[i] <= T) {
				ans = c[i];
				ansExists = true;
				break;
			}
		}
		
		if (ansExists == false) {
			System.out.println("TLE");
			return;
		}
		
       for (int i = 0; i < N; i++) {
			
			if (t[i] <= T && c[i] < ans) {
				ans = c[i];
			}
		}
       
       System.out.println(ans);
	}
}