추가 '숫자놀이'

숫자놀이

@@ -0,0 +1,41 @@
+package AlgorythmTest;
+
+import java.util.Scanner;
+
+public class AlgorythmTest1 {
+
+	public static void main(String[] args) {
+
+		Scanner s = new Scanner(System.in);
+		System.out.println("써 : ");
+		int num = Integer.parseInt(s.nextLine());
+
+		int a = 1;
+		int check = 0;
+		int[][] list = new int[num][num];
+
+		for (int k = 0; k < num; k++) {
+			for (int i = 0; i < num; i++) {
+				list[k][i] = a;
+				a++;
+				System.out.print(list[k][i] + " ");
+			}
+		}
+
+		System.out.println("");
+
+		int x = num - 1;
+
+		for (int j = 0; j < num; j++) {
+			for (int m = 0; m < num; m++) {
+				if (j % 2 == 0)
+					System.out.print(list[j][x--] + " ");
+				else if (j % 2 == 1)
+					System.out.print(list[j][++x] + " ");
+
+			} // 321 456 987
+		}
+
+	}
+
+}