//cd c:\JavaTry2005\Pascal
//javac Pascal5.java
//set CLASSPATH=.
//appletviewer Pascal5.java

import java.awt.*;
import java.util.*;
import java.applet.Applet;

/*
 <applet code="Pascal5.class" width=800 height=500>
  </applet>
*/

public class Pascal5 extends Applet {
   public void paint(Graphics g) {
      final int NMAX = 15;
      int[][] odds = new int[NMAX +1][];
      for (int n = 0; n <= NMAX; n++)
         odds[n] = new int[n + 3]; // [n + 1]を変更
      odds[0][1] = 1;              //最初の項だけ1を入れておく
      for (int n = 0; n < odds.length; n++){
          odds[n][0] = 0;                 //列の左端にはすべて0を設定
          odds[n][odds[n].length-1] = 0;  //列の右端もすべて0を設定
    }
      
      for (int n = 1; n < odds.length; n++)
         for (int k = 1; k < odds[n].length-1; k++) {
                  //n=1の場合もn=0をもとに計算できる
         //    System.out.println("n=" + n + " k=" + k);
             odds[n][k]=odds[n-1][k-1] + odds[n-1][k];
         }

       setBackground(Color.yellow);
       g.setFont(new Font("Serif", Font.BOLD, 20));
       g.setColor(Color.blue);

      for (int n = 0; n < odds.length; n++) {
         for (int k = 1; k < odds[n].length-1; k++) {
                 //列の両端の0は印字しない
             String output =(new Integer(odds[n][k])).toString();
             g.drawString(output,400 - 25 * n + 45 * k, 30 + 30 * n);
         }
       }
   }
}