fibonacci.java~14~

来自「提供了常用的JAVA技术的示例」· JAVA~14~ 代码 · 共 30 行

package fibonacci;

import javax.swing.UIManager;
import java.awt.*;

public class fibonacci {
  static final int index=10;
  //Main method
  public static void main(String[] args) {
    int x1=1;
    int x2=1;
    int sum=2;
    System.out.print(x1+"   "+x2+"   ");
    for(int i=3;i<index;i++)
    {
    x2=x1+x2;
    x1=x2-x1;
    sum=sum+x2;
    System.out.print(x2+"   ");
    }
    System.out.println("\n"+"sum = "+sum);
    try {
      UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
    }
    catch(Exception e) {
      e.printStackTrace();
    }
    new fibonacci();
  }
}