ceshi.java

一个四则运算计算器

package edu.bupt.calculate.example;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

//主类开始//
public class ceshi extends panduan {
	public int i = 0;

	String s = "";

	ceshi() {
		try {
			BufferedReader in = new BufferedReader(new InputStreamReader(
					System.in));
			s = in.readLine();
			i = Integer.parseInt(s);
		} catch (NumberFormatException e) {
			System.out.println("您输入的数字有误");
		} catch (IOException w) {
		}
		new panduan(i);
	}

	public static void main(String[] args) {
		int j = 0;
		int tt = 0;
		String ss = "";
		System.out.println("这是四则运算题!");
		System.out.println("***************");
		System.out.println("第 " + (int) (count + 1) + " 题");
		do {
			ceshi t = new ceshi();
			// int pp=t.fc();
			// t.panduan(pp);
			try {
				System.out.println("输入非1的数继续.输入1推出");

				BufferedReader in = new BufferedReader(new InputStreamReader(
						System.in));
				ss = in.readLine();
				j = Integer.parseInt(ss);
			} catch (NumberFormatException e) {
				System.out.println("您输入的数字有误");
			} catch (IOException w) {
			}

			switch (j) {
			case 0:
				tt = t.f0();
				System.out.println("==========================");
				System.out.println("第 " + (int) (count + 1) + " 题");
				break;
			case 1:
				tt = t.f1();
				System.out.println("=%=%=%=%=%=%=%=%=%=%=%=%");
				System.out.println("您共做的" + count + "题，" + "其中答对" + fens + "题");
				System.out.println("你的总分为:" + (fens / count) * 100);
				System.out.println("下次再努力哦!" + "\n" + "谢谢使用,再见^_^!");
				System.out.println("*********************");
				break;
			}
		} while (tt == 0);
	}
}