[英]c# Lottery looping program with Visual Studio
我目前正在试图弄清楚如何在Visual Studio中创建一个程序,该程序与文本框中给出的3个数字1-9相匹配,该文本框中具有在列表框中3个随机生成的数字。 我在弄清楚如何编写WHILE循环语句时遇到麻烦,该语句允许我的列表框一次随机生成3个数字,如果没有匹配项则继续,但是如果有匹配项则中断,最多尝试1000次。 我对如何执行此操作有些迷茫。 谢谢您的帮助。
private void LuckyButton_Click(object sender, EventArgs e)
{
Random RandomNumber = new Random();
string newLine = Environment.NewLine;
int Winning1 = 0;
int Winning2 = 0;
int Winning3 = 0;
int numbers = RandomNumber.Next(10);
int.TryParse(WinningNumber1.Text, out Winning1);
int.TryParse(WinningNumber2.Text, out Winning2);
int.TryParse(WinningNumber3.Text, out Winning3);
if (Winning1 <= 0 || Winning2 <= 0 || Winning3 <= 0)
{
MessageBox.Show("Enter a number!");
return;
}
while (numbers <= 1000)
{
numbers = RandomNumber.Next(10);
}
}
看看这是否对您有帮助:
private void LuckyButton_Click(object sender, EventArgs e)
{
Random RandomNumberGenerator = new Random();
string newLine = Environment.NewLine;
int Winning1 = 0;
int Winning2 = 0;
int Winning3 = 0;
int randomNumber = RandomNumberGenerator.Next(10);
int counter = 0;
int winnerId = 0;
int.TryParse(WinningNumber1.Text, out Winning1);
int.TryParse(WinningNumber2.Text, out Winning2);
int.TryParse(WinningNumber3.Text, out Winning3);
if (Winning1 <= 0 || Winning2 <= 0 || Winning3 <= 0 ||
Winning1 > 10 || Winning2 > 10 || Winning3 > 10)
{
MessageBox.Show("Invalid Number!");
return;
}
while (counter < 1000)
{
if (Winning1 == randomNumber)
{
winnerId = 1;
break;
}
else if (Winning2 == randomNumber)
{
winnerId = 2;
break;
}
else if (Winning3 == randomNumber)
{
winnerId = 3;
break;
}
randomNumber = RandomNumberGenerator.Next(10);
counter++;
}
if(winnerId != 0)
{
MessageBox.Show("Number " + winnerId + " wins!");
}
else
{
MessageBox.Show("no one wins!");
}
}
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