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 = Integer.MAX_VALUE;
        for (int i = 0; i < n; i++) {
            int c = sc.nextInt();
            int t = sc.nextInt();
            if (T >= t) {
                if (ans > c) {
                    ans = c;
                }
            }
        }
        if (ans == Integer.MAX_VALUE) {
            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 = Integer.MAX_VALUE;
        for (int i = 0; i < n; i++) {
            int c = sc.nextInt();
            int t = sc.nextInt();
            if (T >= t) {
                if (ans > c) {
                    ans = c;
                }
            }
        }
        if (ans == Integer.MAX_VALUE) {
            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 = Integer.MAX_VALUE;
        for (int i = 0; i < n; i++) {
            int c = sc.nextInt();
            int t = sc.nextInt();
            if (T >= t) {
                if (ans > c) {
                    ans = c;
                }
            }
        }
        if (ans == Integer.MAX_VALUE) {
            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 = Integer.MAX_VALUE;
        for (int i = 0; i < n; i++) {
            int c = sc.nextInt();
            int t = sc.nextInt();
            if (T >= t) {
                if (ans > c) {
                    ans = c;
                }
            }
        }
        if (ans == Integer.MAX_VALUE) {
            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 = Integer.MAX_VALUE; ans Integer.MAX_VALUE Integer Integer.MAX_VALUE for (int i = 0; i < n; i++) {
            int c = sc.nextInt();
            int t = sc.nextInt();
            if (T >= t) {
                if (ans > c) {
                    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 (ans > c) {
                    ans = c;
                }
            }
        } {
            int c = sc.nextInt();
            int t = sc.nextInt();
            if (T >= t) {
                if (ans > c) {
                    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 (ans > c) {
                    ans = c;
                }
            } T >= t T t {
                if (ans > c) {
                    ans = c;
                }
            } if (ans > c) {
                    ans = c;
                } ans > c ans c {
                    ans = c;
                } ans = c ans c if (ans == Integer.MAX_VALUE) {
            System.out.println("TLE");
        } else {
            System.out.println(ans);
        } ans == Integer.MAX_VALUE ans 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(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 = Integer.MAX_VALUE;
        for (int i = 0; i < n; i++) {
            int c = sc.nextInt();
            int t = sc.nextInt();
            if (T >= t) {
                if (ans > c) {
                    ans = c;
                }
            }
        }
        if (ans == Integer.MAX_VALUE) {
            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 = Integer.MAX_VALUE;
        for (int i = 0; i < n; i++) {
            int c = sc.nextInt();
            int t = sc.nextInt();
            if (T >= t) {
                if (ans > c) {
                    ans = c;
                }
            }
        }
        if (ans == Integer.MAX_VALUE) {
            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 = Integer.MAX_VALUE;
        for (int i = 0; i < n; i++) {
            int c = sc.nextInt();
            int t = sc.nextInt();
            if (T >= t) {
                if (ans > c) {
                    ans = c;
                }
            }
        }
        if (ans == Integer.MAX_VALUE) {
            System.out.println("TLE");
        } else {
            System.out.println(ans);
        }
    }
}