import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N, T;
		N = sc.nextInt();
		T = sc.nextInt();
		int c[] = new int[N];
		int t[] = new int[N];
		int ans = 1001;
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
			if (t[i] <= T && ans > c[i]) {
				ans = c[i];
			}
		}
		sc.close();
		if (ans == 1001) {
			System.out.println("TLE");
		} else {
			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, T;
		N = sc.nextInt();
		T = sc.nextInt();
		int c[] = new int[N];
		int t[] = new int[N];
		int ans = 1001;
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
			if (t[i] <= T && ans > c[i]) {
				ans = c[i];
			}
		}
		sc.close();
		if (ans == 1001) {
			System.out.println("TLE");
		} else {
			System.out.println(ans);
		}
	}
} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N, T;
		N = sc.nextInt();
		T = sc.nextInt();
		int c[] = new int[N];
		int t[] = new int[N];
		int ans = 1001;
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
			if (t[i] <= T && ans > c[i]) {
				ans = c[i];
			}
		}
		sc.close();
		if (ans == 1001) {
			System.out.println("TLE");
		} else {
			System.out.println(ans);
		}
	} main {
		Scanner sc = new Scanner(System.in);
		int N, T;
		N = sc.nextInt();
		T = sc.nextInt();
		int c[] = new int[N];
		int t[] = new int[N];
		int ans = 1001;
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
			if (t[i] <= T && ans > c[i]) {
				ans = c[i];
			}
		}
		sc.close();
		if (ans == 1001) {
			System.out.println("TLE");
		} else {
			System.out.println(ans);
		}
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int N N T; T N = sc.nextInt() N sc.nextInt() sc.nextInt sc 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 ans = 1001; ans 1001 for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
			if (t[i] <= T && ans > c[i]) {
				ans = 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 && ans > c[i]) {
				ans = c[i];
			}
		} {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
			if (t[i] <= T && ans > c[i]) {
				ans = 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 && ans > c[i]) {
				ans = c[i];
			} t[i] <= T && ans > c[i] t[i] <= T t[i] t i T ans > c[i] ans c[i] c i {
				ans = c[i];
			} ans = c[i] ans c[i] c i sc.close() sc.close sc if (ans == 1001) {
			System.out.println("TLE");
		} else {
			System.out.println(ans);
		} ans == 1001 ans 1001 {
			System.out.println("TLE");
		} System.out.println("TLE") System.out.println System.out System System.out "TLE" {
			System.out.println(ans);
		} 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, T;
		N = sc.nextInt();
		T = sc.nextInt();
		int c[] = new int[N];
		int t[] = new int[N];
		int ans = 1001;
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
			if (t[i] <= T && ans > c[i]) {
				ans = c[i];
			}
		}
		sc.close();
		if (ans == 1001) {
			System.out.println("TLE");
		} else {
			System.out.println(ans);
		}
	}
} public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N, T;
		N = sc.nextInt();
		T = sc.nextInt();
		int c[] = new int[N];
		int t[] = new int[N];
		int ans = 1001;
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
			if (t[i] <= T && ans > c[i]) {
				ans = c[i];
			}
		}
		sc.close();
		if (ans == 1001) {
			System.out.println("TLE");
		} else {
			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, T;
		N = sc.nextInt();
		T = sc.nextInt();
		int c[] = new int[N];
		int t[] = new int[N];
		int ans = 1001;
		for (int i = 0; i < N; i++) {
			c[i] = sc.nextInt();
			t[i] = sc.nextInt();
			if (t[i] <= T && ans > c[i]) {
				ans = c[i];
			}
		}
		sc.close();
		if (ans == 1001) {
			System.out.println("TLE");
		} else {
			System.out.println(ans);
		}
	}
}
