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 minc = 1001;

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

		for(int i=0; i<N; i++){
			int c = sc.nextInt();
			int t = sc.nextInt();
			if(t<=T){
				if(c<minc){
					minc=c;
                }
            }
        }
		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 minc = 1001;

		for(int i=0; i<N; i++){
			int c = sc.nextInt();
			int t = sc.nextInt();
			if(t<=T){
				if(c<minc){
					minc=c;
                }
            }
        }
		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 minc = 1001;

		for(int i=0; i<N; i++){
			int c = sc.nextInt();
			int t = sc.nextInt();
			if(t<=T){
				if(c<minc){
					minc=c;
                }
            }
        }
		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 minc = 1001; minc 1001 for(int i=0; i<N; i++){
			int c = sc.nextInt();
			int t = sc.nextInt();
			if(t<=T){
				if(c<minc){
					minc=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<minc){
					minc=c;
                }
            }
        } {
			int c = sc.nextInt();
			int t = sc.nextInt();
			if(t<=T){
				if(c<minc){
					minc=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<minc){
					minc=c;
                }
            } t<=T t T {
				if(c<minc){
					minc=c;
                }
            } if(c<minc){
					minc=c;
                } c<minc c minc {
					minc=c;
                } minc=c minc c 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 minc = 1001;

		for(int i=0; i<N; i++){
			int c = sc.nextInt();
			int t = sc.nextInt();
			if(t<=T){
				if(c<minc){
					minc=c;
                }
            }
        }
		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 minc = 1001;

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

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