我想在一個方形矩陣中顯示一個數字數組,在一個蛇形圖案中增加1。不能得到正確的輸出。用戶輸入行/列和矩陣顯示。看下面的照片。我也嘗試過如果使用模數的偶數/奇數行的語句,但仍然得到相同的輸出。 (多多包涵,我是新來這個,關於格式抱歉,或者如果我失去了信息)循環不給我想要的矩陣輸出
import java.util.Scanner;
public class A3_Q2 {
public static void main(String[] args)
{
// TODO Auto-generated method stub
Scanner keyboard = new Scanner(System.in);
System.out.println("[-------------------------]");
System.out.println("[ Array Pattern ]");
System.out.println("[-------------------------]");
System.out.println("How many rows/columns do you want your array to have? (Mist be at least 3):");
int arraySize = keyboard.nextInt();
while(arraySize < 3)
{
System.out.println("Lets try this again ....");
System.out.println("How many rows/columns do you want your array to have? (Mist be at least 3):");
arraySize = keyboard.nextInt();
}
int [][] pattern = new int[arraySize][arraySize];
int i = 0;
int number = 1;
while (i < arraySize)
{
for (int j = 0; j < arraySize; ++j)
{
pattern[i][j] = number;
System.out.printf("%3d", pattern[i][j]);
number++;
}
System.out.println("");
++i;
for (int j = arraySize-1; j >= 0; --j)
{
pattern[i][j] = number;
System.out.printf("%3d", pattern[i][j]);
number++;
}
System.out.println("");
++i;
}
}
}
好吧,我看到我的錯誤是當我用if/else。謝謝! – Mike