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/**
* @(#)DelColOfMatrix.java
*
* @author JAdmin
* @version 1.00 2007/8/22
*
*/

import java.util.Scanner;

public class DelColOfMatrix
{
public static void main(String[] args)
{
??? int row, col;
??? Scanner sr = new Scanner(System.in);
??? System.out.println("請輸入矩陣相關參數(shù)：");
??? System.out.print("row=");
??? row = sr.nextInt();
??? System.out.print("col=");
??? col = sr.nextInt();

??? int[][] array = new int[row][col];
??? System.out.println("輸入矩陣各元素：");
??? for (int i = 0; i < array.length; i++)
???? for (int j = 0; j < array[0].length; j++)
????? array[i][j] = sr.nextInt();
??? System.out.println("============The Matrix is============");
??? display(array);
??? System.out.println("請輸入要刪除的矩陣列序號");
??? System.out.print("delColNum=");
??? int delColNum = sr.nextInt();

??? int[][] newarr = delCol(array, delColNum);
??? System.out
????? .println("============The Matrix after Delete is============");
??? display(newarr);

}

private static void display(int[][] arr)
{
??? for (int i = 0; i < arr.length; i++)
??? {
???? for (int j = 0; j < arr[0].length; j++)
????? System.out.print(arr[i][j] + " ");
???? System.out.println();
??? }
}

private static int[][] delCol(int[][] arr, int delColNum)
{
??? int[][] tmparr = new int[arr.length][(arr[0].length - 1)];
??? for (int i = 0; i < arr.length; i++)
??? {
???? for (int j = delColNum - 1; j < arr[0].length - 1; j++)
????? arr[i][j] = arr[i][j + 1];
???? for (int k = 0; k < tmparr[0].length; k++)
????? tmparr[i][k] = arr[i][k];
??? }
??? return tmparr;

}

}