帮忙看看哪里出问题了
2010-06-11 20:22
447 查看
内容:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace cc
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void b1_Click(object sender, EventArgs e)
{
Random rnd1 = new Random();
this.textBox3.Text = rnd1.Next(100).ToString();
Random rnd2 = new Random();
this.textBox2.Text = rnd2.Next(50).ToString();
}
private void c1_CheckedChanged(object sender, EventArgs e)
{
if (c1.Checked == false)
b1.Enabled = false;
else
b1.Enabled = true;
}
private void c2_CheckedChanged(object sender, EventArgs e)
{
if (c2.Checked == false)
b2.Enabled = false;
else
b2.Enabled = true;
}
private void c3_CheckedChanged(object sender, EventArgs e)
{
if (c3.Checked == false)
b3.Enabled = false;
else
b3.Enabled = true;
}
private void Add_CheckedChanged(object sender, EventArgs e)
{
if (Add.Checked == true)
{
label1.Text = Add.Text;
}
else
label1.Text = " ";
}
private void Sub_CheckedChanged(object sender, EventArgs e)
{
if (Sub.Checked == true)
{
label1.Text = Sub.Text;
}
else
label1.Text = " ";
}
private void Mult_CheckedChanged(object sender, EventArgs e)
{
if (Mult.Checked == true)
{
label1.Text = Mult.Text;
}
else
label1.Text = " ";
}
private void Div_CheckedChanged(object sender, EventArgs e)
{
if (Div.Checked == true)
{
label1.Text = Div.Text;
}
else
label1.Text = " ";
}
private void b3_Click(object sender, EventArgs e)
{
if (DialogResult.OK == MessageBox.Show("确定要退出?", "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Information))
{
this.Close();
}
}
private void b2_Click(object sender, EventArgs e)
{
float f, f1, f2;
f1 = Convert.ToSingle(textBox3.Text);
f2 = Convert.ToSingle(textBox2.Text);
f = Convert.ToSingle(Console.ReadLine());
if (Add.Checked == true)
{
if(f == f1 + f2)
{ textBox4.Text = "dui"; }
else
{ textBox4.Text = "cuo"; }
}
else if (Sub.Checked == true)
{
if (f == f1 - f2)
{ textBox4.Text = "dui"; }
else
{ textBox4.Text = "cuo"; }
}
else if (Mult.Checked == true)
{
if (f == f1 * f2)
{ textBox4.Text = "dui"; }
else
{ textBox4.Text = "cuo"; }
}
else if (Div.Checked == true)
{
if (f == f1 / f2)
{ textBox4.Text = "dui"; }
else
{ textBox4.Text = "cuo"; }
}
}
}
}
怎么后面判断时总是出现cuo 而没有dui的
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace cc
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void b1_Click(object sender, EventArgs e)
{
Random rnd1 = new Random();
this.textBox3.Text = rnd1.Next(100).ToString();
Random rnd2 = new Random();
this.textBox2.Text = rnd2.Next(50).ToString();
}
private void c1_CheckedChanged(object sender, EventArgs e)
{
if (c1.Checked == false)
b1.Enabled = false;
else
b1.Enabled = true;
}
private void c2_CheckedChanged(object sender, EventArgs e)
{
if (c2.Checked == false)
b2.Enabled = false;
else
b2.Enabled = true;
}
private void c3_CheckedChanged(object sender, EventArgs e)
{
if (c3.Checked == false)
b3.Enabled = false;
else
b3.Enabled = true;
}
private void Add_CheckedChanged(object sender, EventArgs e)
{
if (Add.Checked == true)
{
label1.Text = Add.Text;
}
else
label1.Text = " ";
}
private void Sub_CheckedChanged(object sender, EventArgs e)
{
if (Sub.Checked == true)
{
label1.Text = Sub.Text;
}
else
label1.Text = " ";
}
private void Mult_CheckedChanged(object sender, EventArgs e)
{
if (Mult.Checked == true)
{
label1.Text = Mult.Text;
}
else
label1.Text = " ";
}
private void Div_CheckedChanged(object sender, EventArgs e)
{
if (Div.Checked == true)
{
label1.Text = Div.Text;
}
else
label1.Text = " ";
}
private void b3_Click(object sender, EventArgs e)
{
if (DialogResult.OK == MessageBox.Show("确定要退出?", "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Information))
{
this.Close();
}
}
private void b2_Click(object sender, EventArgs e)
{
float f, f1, f2;
f1 = Convert.ToSingle(textBox3.Text);
f2 = Convert.ToSingle(textBox2.Text);
f = Convert.ToSingle(Console.ReadLine());
if (Add.Checked == true)
{
if(f == f1 + f2)
{ textBox4.Text = "dui"; }
else
{ textBox4.Text = "cuo"; }
}
else if (Sub.Checked == true)
{
if (f == f1 - f2)
{ textBox4.Text = "dui"; }
else
{ textBox4.Text = "cuo"; }
}
else if (Mult.Checked == true)
{
if (f == f1 * f2)
{ textBox4.Text = "dui"; }
else
{ textBox4.Text = "cuo"; }
}
else if (Div.Checked == true)
{
if (f == f1 / f2)
{ textBox4.Text = "dui"; }
else
{ textBox4.Text = "cuo"; }
}
}
}
}
怎么后面判断时总是出现cuo 而没有dui的
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