*阵三角形java程序整理

//*三角形整理1public class LoopExample{public static void main(String[] args){ int jj=4;  for(int i=1;i<=jj;i++){for(int k=1;k<=jj-i;k++) {System.out.print(" ");}for(int j=1;j<=2*i-1;j++){System.out.print("*");}System.out.println( );  }}}

//*三角形程序整理二public class LoopExample2 {public static void main(String args[]){String s[][]=new String[2][];s[0]=new String[2];s[1]=new String[2];s[0][1]=new String("*");s[0][1]=new String("***");s[1][0]=new String("*****");s[1][1]=new String("*******");System.out.println("   *   ");System.out.println("  ***  ");System.out.println(" ***** ");System.out.println("*******");}}