Lab7

Mini-Quiz :  (0.0 คะแนน)

JLab>javac Lab7.java
JLab>
JLab>java Selftest
>>JLabIO->Testing 0 :  ok
>>JLabIO->Testing 1 :  ok
>>JLabIO->Testing 2 :  ok
>>JLabIO->Testing 3 :  ok
>>JLabIO->Testing 4 :  ok
>>JLabIO->Testing 5 :  ok
>>JLabIO->Testing 6 :  ok
>>JLabIO->Testing 7 :  ok
>>JLabIO->Testing 8 :  ok
>>JLabIO->Testing 9 :  ok

>>JLab:<POINT>10</POINT>
JLab>

import jlab.JLabIO;

public class Lab7 {
  public static boolean isBoardLegal(int[][] b) {

    // add your code here
    int[] a = new int[15];
    int k = 0, L = 0, B = 0;
    for (int i = 0; i < 4; i++) {
      for (int j = 0; j < 4; j++) {
        if (b[i][j] == 0) B = i+1;
        if (b[i][j]!=0) {a[k] = b[i][j];
        k++;}
      }
    }
    for (int i = 0; i < 14; i++) {
      for (int j = i + 1; j < 15; j++) {
        if (a[i] > a[j]) L++;
      }
    }
    return ((L+B)%2==0);

  }
  
}