길이가 n인 사각형 만들기
예)
1 4 7
2 5 8
3 6 9
package _2;
import java.util.*;
public class Main {
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
int count = 1;
int[][] squre = new int[n][n];
for(int i=0 ;i<n ;i++)
{
for(int j=0; j<n ; j++)
{
squre[j][i] = count;
count++;
}
}
for(int i=0 ;i<n ;i++)
{
for(int j=0; j<n ; j++)
{
System.out.print(squre[i][j]+" ");
}
System.out.println();
}
}
}