题解 | #空心三角形图案#
空心三角形图案
http://www.nowcoder.com/practice/2ccc5fca423e47f0b622fe6f151cfab4
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); while(sc.hasNextInt()) { int n=sc.nextInt(); for(int i=0;i<n;i++) { for(int j=0;j<=i;j++) { if(j>0&&j<i&&i<n-1) { System.out.print(" "); } else { System.out.print("* "); } } System.out.println(); } } } }