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];
		int cnt = 0;

		for (int i = 0; i < N; i++) {
			c[cnt] = sc.nextInt();
			t[cnt] = sc.nextInt();
			if (t[cnt] <= T) {
				cnt++;
			}
		}
		int minC = 1001;
		// 指定時間内無
		if (cnt == 0) {
			System.out.println("TLE");
		} else {
			
			for (int i = 0; i < cnt; i++) {
				if (minC > c[i]) {
					minC = c[i];
				}
			}
			if (minC == 1001) {
				System.out.println("TLE");
			}else {
				System.out.println(minC);
			}

		}

	}

} 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];
		int cnt = 0;

		for (int i = 0; i < N; i++) {
			c[cnt] = sc.nextInt();
			t[cnt] = sc.nextInt();
			if (t[cnt] <= T) {
				cnt++;
			}
		}
		int minC = 1001;
		// 指定時間内無
		if (cnt == 0) {
			System.out.println("TLE");
		} else {
			
			for (int i = 0; i < cnt; i++) {
				if (minC > c[i]) {
					minC = c[i];
				}
			}
			if (minC == 1001) {
				System.out.println("TLE");
			}else {
				System.out.println(minC);
			}

		}

	}

} 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 cnt = 0;

		for (int i = 0; i < N; i++) {
			c[cnt] = sc.nextInt();
			t[cnt] = sc.nextInt();
			if (t[cnt] <= T) {
				cnt++;
			}
		}
		int minC = 1001;
		// 指定時間内無
		if (cnt == 0) {
			System.out.println("TLE");
		} else {
			
			for (int i = 0; i < cnt; i++) {
				if (minC > c[i]) {
					minC = c[i];
				}
			}
			if (minC == 1001) {
				System.out.println("TLE");
			}else {
				System.out.println(minC);
			}

		}

	} 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 cnt = 0;

		for (int i = 0; i < N; i++) {
			c[cnt] = sc.nextInt();
			t[cnt] = sc.nextInt();
			if (t[cnt] <= T) {
				cnt++;
			}
		}
		int minC = 1001;
		// 指定時間内無
		if (cnt == 0) {
			System.out.println("TLE");
		} else {
			
			for (int i = 0; i < cnt; i++) {
				if (minC > c[i]) {
					minC = c[i];
				}
			}
			if (minC == 1001) {
				System.out.println("TLE");
			}else {
				System.out.println(minC);
			}

		}

	} 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 cnt = 0; cnt 0 for (int i = 0; i < N; i++) {
			c[cnt] = sc.nextInt();
			t[cnt] = sc.nextInt();
			if (t[cnt] <= T) {
				cnt++;
			}
		} int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
			c[cnt] = sc.nextInt();
			t[cnt] = sc.nextInt();
			if (t[cnt] <= T) {
				cnt++;
			}
		} {
			c[cnt] = sc.nextInt();
			t[cnt] = sc.nextInt();
			if (t[cnt] <= T) {
				cnt++;
			}
		} c[cnt] = sc.nextInt() c[cnt] c cnt sc.nextInt() sc.nextInt sc t[cnt] = sc.nextInt() t[cnt] t cnt sc.nextInt() sc.nextInt sc if (t[cnt] <= T) {
				cnt++;
			} t[cnt] <= T t[cnt] t cnt T {
				cnt++;
			} cnt++ cnt int minC = 1001; minC 1001 if (cnt == 0) {
			System.out.println("TLE");
		} else {
			
			for (int i = 0; i < cnt; i++) {
				if (minC > c[i]) {
					minC = c[i];
				}
			}
			if (minC == 1001) {
				System.out.println("TLE");
			}else {
				System.out.println(minC);
			}

		} cnt == 0 cnt 0 {
			System.out.println("TLE");
		} System.out.println("TLE") System.out.println System.out System System.out "TLE" {
			
			for (int i = 0; i < cnt; i++) {
				if (minC > c[i]) {
					minC = c[i];
				}
			}
			if (minC == 1001) {
				System.out.println("TLE");
			}else {
				System.out.println(minC);
			}

		} for (int i = 0; i < cnt; i++) {
				if (minC > c[i]) {
					minC = c[i];
				}
			} int i = 0; int i = 0; i 0 i < cnt i cnt i++ i++ i {
				if (minC > c[i]) {
					minC = c[i];
				}
			} {
				if (minC > c[i]) {
					minC = c[i];
				}
			} if (minC > c[i]) {
					minC = c[i];
				} minC > c[i] minC c[i] c i {
					minC = c[i];
				} minC = c[i] minC c[i] c i if (minC == 1001) {
				System.out.println("TLE");
			}else {
				System.out.println(minC);
			} minC == 1001 minC 1001 {
				System.out.println("TLE");
			} System.out.println("TLE") System.out.println System.out System System.out "TLE" {
				System.out.println(minC);
			} System.out.println(minC) System.out.println System.out System System.out minC 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 cnt = 0;

		for (int i = 0; i < N; i++) {
			c[cnt] = sc.nextInt();
			t[cnt] = sc.nextInt();
			if (t[cnt] <= T) {
				cnt++;
			}
		}
		int minC = 1001;
		// 指定時間内無
		if (cnt == 0) {
			System.out.println("TLE");
		} else {
			
			for (int i = 0; i < cnt; i++) {
				if (minC > c[i]) {
					minC = c[i];
				}
			}
			if (minC == 1001) {
				System.out.println("TLE");
			}else {
				System.out.println(minC);
			}

		}

	}

} 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 cnt = 0;

		for (int i = 0; i < N; i++) {
			c[cnt] = sc.nextInt();
			t[cnt] = sc.nextInt();
			if (t[cnt] <= T) {
				cnt++;
			}
		}
		int minC = 1001;
		// 指定時間内無
		if (cnt == 0) {
			System.out.println("TLE");
		} else {
			
			for (int i = 0; i < cnt; i++) {
				if (minC > c[i]) {
					minC = c[i];
				}
			}
			if (minC == 1001) {
				System.out.println("TLE");
			}else {
				System.out.println(minC);
			}

		}

	}

} 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];
		int cnt = 0;

		for (int i = 0; i < N; i++) {
			c[cnt] = sc.nextInt();
			t[cnt] = sc.nextInt();
			if (t[cnt] <= T) {
				cnt++;
			}
		}
		int minC = 1001;
		// 指定時間内無
		if (cnt == 0) {
			System.out.println("TLE");
		} else {
			
			for (int i = 0; i < cnt; i++) {
				if (minC > c[i]) {
					minC = c[i];
				}
			}
			if (minC == 1001) {
				System.out.println("TLE");
			}else {
				System.out.println(minC);
			}

		}

	}

}