编辑代码

public class Main {
    public static void pri(int n) {
        for (int r = 1; r <= n; r++) {
            for (int i = 0; i < r; i++) {
                System.out.print(r + " ");
            }
            
            System.out.println();
        }
    }
    
    public static void main(String[] args) {
        int n = 5;
        pri(n);
    }
}