
using System; class Program { static void Main() { string[] NM = Console.ReadLine().Split(); int N = int.Parse(NM[0]); int M = int.Parse(NM[1]); int[] basket = new int[N]; for(int i = 0; i < M; i++) { string[] inputs = Console.ReadLine().Split(); int a = int.Parse(inputs[0]); int b = int.Parse(inputs[1]); int c = int.Parse(inputs[2]); for(int j = a; j <= b; j++) { basket[j - 1] = c; } } Console.WriteLine(string.Join(" ", basket)); } }