摘要： 总结：完全搞不懂，行和列是怎么弄的，，，，，package com.c2;import java.util.Scanner;public class Oaa { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n; System.out.print("请输入方阵的行与列："); n = in.nextInt(); int[][] a = new int[n][n]; System.out.println("请输入方阵各个元素："); int 阅读全文