flipcointest.java

题目：银行家算法 具体要求：屏幕提示：输入申请资源的进程和各资源数目

import java.util.Scanner;
import java.util.Random;

public class FlipCoinTest
{
	public static void main(String args[])
	{
		int frequency1=0;
		int frequency2=0;
		int j;
		int i;
		
		FlipCoin flipcoin=new FlipCoin();
		
		flipcoin.choosemenu();
		
		System.out.printf("Run how many times?\n");
		
		Scanner input=new Scanner(System.in);
			
		i=input.nextInt();
		
		if(i<1)
		{
			System.out.printf("Error!Input again:\n");
		    i=input.nextInt();
		}
		
		for(j=1;j<=i;j++)
		{
		  switch(flipcoin.flip())
	    	{
			case 0:
			     ++frequency2;
			     break;
			case 1:
			     ++frequency1;
			     break;
			 } 
			       
		}
		
		System.out.printf("The result is as follows:\n");
		
		System.out.printf("正面朝上的次数为：%d\n",frequency1);
		
		System.out.printf("反面朝上的次数为：%d\n",frequency2);
		
	}
}