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 ans = 100000007;

		for (int i = 0; i < n; i++) {
			int c = sc.nextInt();
			int t = sc.nextInt();

			if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			}

		}
		if (ans > 1000) {
			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 = sc.nextInt();
		int T = sc.nextInt();

		int ans = 100000007;

		for (int i = 0; i < n; i++) {
			int c = sc.nextInt();
			int t = sc.nextInt();

			if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			}

		}
		if (ans > 1000) {
			System.out.println("TLE");

		} else {

			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 ans = 100000007;

		for (int i = 0; i < n; i++) {
			int c = sc.nextInt();
			int t = sc.nextInt();

			if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			}

		}
		if (ans > 1000) {
			System.out.println("TLE");

		} else {

			System.out.println(ans);
		}

	} main {
		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int T = sc.nextInt();

		int ans = 100000007;

		for (int i = 0; i < n; i++) {
			int c = sc.nextInt();
			int t = sc.nextInt();

			if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			}

		}
		if (ans > 1000) {
			System.out.println("TLE");

		} else {

			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 ans = 100000007; ans 100000007 for (int i = 0; i < n; i++) {
			int c = sc.nextInt();
			int t = sc.nextInt();

			if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			}

		} int i = 0; int i = 0; i 0 i < n i n i++ i++ i {
			int c = sc.nextInt();
			int t = sc.nextInt();

			if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			}

		} {
			int c = sc.nextInt();
			int t = sc.nextInt();

			if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			}

		} int c = sc.nextInt(); c sc.nextInt() sc.nextInt sc int t = sc.nextInt(); t sc.nextInt() sc.nextInt sc if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			} t <= T t T {
				if (c < ans) {
					ans = c;
				}
			} if (c < ans) {
					ans = c;
				} c < ans c ans {
					ans = c;
				} ans = c ans c if (ans > 1000) {
			System.out.println("TLE");

		} else {

			System.out.println(ans);
		} ans > 1000 ans 1000 {
			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 = sc.nextInt();
		int T = sc.nextInt();

		int ans = 100000007;

		for (int i = 0; i < n; i++) {
			int c = sc.nextInt();
			int t = sc.nextInt();

			if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			}

		}
		if (ans > 1000) {
			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 = sc.nextInt();
		int T = sc.nextInt();

		int ans = 100000007;

		for (int i = 0; i < n; i++) {
			int c = sc.nextInt();
			int t = sc.nextInt();

			if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			}

		}
		if (ans > 1000) {
			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 = sc.nextInt();
		int T = sc.nextInt();

		int ans = 100000007;

		for (int i = 0; i < n; i++) {
			int c = sc.nextInt();
			int t = sc.nextInt();

			if (t <= T) {
				if (c < ans) {
					ans = c;
				}
			}

		}
		if (ans > 1000) {
			System.out.println("TLE");

		} else {

			System.out.println(ans);
		}

	}
}
