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();

		boolean flag = false;

		int ans = 10000;

		for(int i=0;i<N;i++) {

			int c = sc.nextInt();

			int t = sc.nextInt();

			if(t<=T && c<ans) {

				ans = c;

				flag = true;
			}
		}

		if(flag == true) System.out.println(ans);

		else System.out.println("TLE");

	}

} 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();

		boolean flag = false;

		int ans = 10000;

		for(int i=0;i<N;i++) {

			int c = sc.nextInt();

			int t = sc.nextInt();

			if(t<=T && c<ans) {

				ans = c;

				flag = true;
			}
		}

		if(flag == true) System.out.println(ans);

		else System.out.println("TLE");

	}

} Main public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int N = sc.nextInt();

		int T = sc.nextInt();

		boolean flag = false;

		int ans = 10000;

		for(int i=0;i<N;i++) {

			int c = sc.nextInt();

			int t = sc.nextInt();

			if(t<=T && c<ans) {

				ans = c;

				flag = true;
			}
		}

		if(flag == true) System.out.println(ans);

		else System.out.println("TLE");

	} main {

		Scanner sc = new Scanner(System.in);

		int N = sc.nextInt();

		int T = sc.nextInt();

		boolean flag = false;

		int ans = 10000;

		for(int i=0;i<N;i++) {

			int c = sc.nextInt();

			int t = sc.nextInt();

			if(t<=T && c<ans) {

				ans = c;

				flag = true;
			}
		}

		if(flag == true) System.out.println(ans);

		else System.out.println("TLE");

	} 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 boolean flag = false; flag false int ans = 10000; ans 10000 for(int i=0;i<N;i++) {

			int c = sc.nextInt();

			int t = sc.nextInt();

			if(t<=T && c<ans) {

				ans = c;

				flag = true;
			}
		} 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 && c<ans) {

				ans = c;

				flag = true;
			}
		} {

			int c = sc.nextInt();

			int t = sc.nextInt();

			if(t<=T && c<ans) {

				ans = c;

				flag = true;
			}
		} int c = sc.nextInt(); c sc.nextInt() sc.nextInt sc int t = sc.nextInt(); t sc.nextInt() sc.nextInt sc if(t<=T && c<ans) {

				ans = c;

				flag = true;
			} t<=T && c<ans t<=T t T c<ans c ans {

				ans = c;

				flag = true;
			} ans = c ans c flag = true flag true if(flag == true) System.out.println(ans);

		else System.out.println("TLE"); flag == true flag true System.out.println(ans) System.out.println System.out System System.out ans System.out.println("TLE") System.out.println System.out System System.out "TLE" 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();

		boolean flag = false;

		int ans = 10000;

		for(int i=0;i<N;i++) {

			int c = sc.nextInt();

			int t = sc.nextInt();

			if(t<=T && c<ans) {

				ans = c;

				flag = true;
			}
		}

		if(flag == true) System.out.println(ans);

		else System.out.println("TLE");

	}

} public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int N = sc.nextInt();

		int T = sc.nextInt();

		boolean flag = false;

		int ans = 10000;

		for(int i=0;i<N;i++) {

			int c = sc.nextInt();

			int t = sc.nextInt();

			if(t<=T && c<ans) {

				ans = c;

				flag = true;
			}
		}

		if(flag == true) System.out.println(ans);

		else System.out.println("TLE");

	}

} 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();

		boolean flag = false;

		int ans = 10000;

		for(int i=0;i<N;i++) {

			int c = sc.nextInt();

			int t = sc.nextInt();

			if(t<=T && c<ans) {

				ans = c;

				flag = true;
			}
		}

		if(flag == true) System.out.println(ans);

		else System.out.println("TLE");

	}

}
