package cn.itcast.shujujiegou.BigDecimal;
import java.util.Scanner;
/**
* Created by likailong on 2016/10/14.
*/
public class Practice {
public static void main(String [] args){
printint();
}
private static void printint() {
Scanner san=new Scanner(System.in);
System.out.println("请输入一个整数");
int num=san.nextInt();
int ji=0,ou=0,count=0;
ou = num % 2 == 0 ? num / 2 : num / 2 + 1;
ji=num-ou;
int jishu=0;
int i=0;
for(int j=0;j<ou;j++) {
jishu=num * (i) + 1;
for (int k = 0; k < num; k++) {
System.out.print(jishu+",");
jishu++;
}
i+=2;
System.out.println();
}
while(ji>0){
for(int j=0;j<ji;j++) {
count=num * (2*ji-1) + 1;
for (int k = 0; k < num; k++) {
System.out.print(count+",");
count++;
}
ji--;
System.out.println();
}
}}
}