import 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 minCost = Integer.MAX_VALUE;
		for (int i = 0; i < n; i++) {
			int cost = sc.nextInt();
			int time = sc.nextInt();
			if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			}
		}
		if (minCost == Integer.MAX_VALUE) {
			System.out.println("TLE");
		} else {
			System.out.println(minCost);
		}
	}
} import java.util.*; util.* java public class Main {
	
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int t = sc.nextInt();
		int minCost = Integer.MAX_VALUE;
		for (int i = 0; i < n; i++) {
			int cost = sc.nextInt();
			int time = sc.nextInt();
			if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			}
		}
		if (minCost == Integer.MAX_VALUE) {
			System.out.println("TLE");
		} else {
			System.out.println(minCost);
		}
	}
} Main public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int t = sc.nextInt();
		int minCost = Integer.MAX_VALUE;
		for (int i = 0; i < n; i++) {
			int cost = sc.nextInt();
			int time = sc.nextInt();
			if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			}
		}
		if (minCost == Integer.MAX_VALUE) {
			System.out.println("TLE");
		} else {
			System.out.println(minCost);
		}
	} main {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int t = sc.nextInt();
		int minCost = Integer.MAX_VALUE;
		for (int i = 0; i < n; i++) {
			int cost = sc.nextInt();
			int time = sc.nextInt();
			if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			}
		}
		if (minCost == Integer.MAX_VALUE) {
			System.out.println("TLE");
		} else {
			System.out.println(minCost);
		}
	} 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 minCost = Integer.MAX_VALUE; minCost Integer.MAX_VALUE Integer Integer.MAX_VALUE for (int i = 0; i < n; i++) {
			int cost = sc.nextInt();
			int time = sc.nextInt();
			if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			}
		} int i = 0; int i = 0; i 0 i < n i n i++ i++ i {
			int cost = sc.nextInt();
			int time = sc.nextInt();
			if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			}
		} {
			int cost = sc.nextInt();
			int time = sc.nextInt();
			if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			}
		} int cost = sc.nextInt(); cost sc.nextInt() sc.nextInt sc int time = sc.nextInt(); time sc.nextInt() sc.nextInt sc if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			} time <= t time t {
				if (cost < minCost) {
					minCost = cost;
				}
			} if (cost < minCost) {
					minCost = cost;
				} cost < minCost cost minCost {
					minCost = cost;
				} minCost = cost minCost cost if (minCost == Integer.MAX_VALUE) {
			System.out.println("TLE");
		} else {
			System.out.println(minCost);
		} minCost == Integer.MAX_VALUE minCost Integer.MAX_VALUE Integer Integer.MAX_VALUE {
			System.out.println("TLE");
		} System.out.println("TLE") System.out.println System.out System System.out "TLE" {
			System.out.println(minCost);
		} System.out.println(minCost) System.out.println System.out System System.out minCost 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 minCost = Integer.MAX_VALUE;
		for (int i = 0; i < n; i++) {
			int cost = sc.nextInt();
			int time = sc.nextInt();
			if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			}
		}
		if (minCost == Integer.MAX_VALUE) {
			System.out.println("TLE");
		} else {
			System.out.println(minCost);
		}
	}
} public class Main {
	
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int t = sc.nextInt();
		int minCost = Integer.MAX_VALUE;
		for (int i = 0; i < n; i++) {
			int cost = sc.nextInt();
			int time = sc.nextInt();
			if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			}
		}
		if (minCost == Integer.MAX_VALUE) {
			System.out.println("TLE");
		} else {
			System.out.println(minCost);
		}
	}
} Main
import 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 minCost = Integer.MAX_VALUE;
		for (int i = 0; i < n; i++) {
			int cost = sc.nextInt();
			int time = sc.nextInt();
			if (time <= t) {
				if (cost < minCost) {
					minCost = cost;
				}
			}
		}
		if (minCost == Integer.MAX_VALUE) {
			System.out.println("TLE");
		} else {
			System.out.println(minCost);
		}
	}
}