백준 10810번 자바 - 공 넣기

 

import java.util.Arrays;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();
        int M = scanner.nextInt();
        int[] arr = new int[N];

        for (int i = 0; i < M; i++) {
            int I = scanner.nextInt();
            int J = scanner.nextInt();
            int K = scanner.nextInt();

            for (int j = I - 1; j < J; j++) {
                arr[j] = K;
            }
        }
        for (int k = 0; k < N; k++) {
            System.out.printf(arr[k]  + " ");
        }

    }
}