static void Main(string[] args)
{
Console.WriteLine("需要生成的题目总数：");
int Howmany = 0;
int num = int.Parse(Console.ReadLine());
for (int i = 0; i < num; i++)
{
Calculator calculator = new Calculator();
//调用Calculator类及函数
int fhlen = calculator.Genelment();
string _ = calculator.Gensign(fhlen);
int result = calculator.Genresult();
string timu = calculator.Gettimu();
int isok = calculator.Getisok();
if ((isok != 1) | (result < 0))
{
num++;
}
else
{
Howmany += 1;
Console.WriteLine("四则运算题：");
Console.WriteLine(Howmany);
Console.WriteLine(timu);
FileStream file = new FileStream("C:/Users/a/Desktop/AchaoCalculator/text.txt", FileMode.Append, FileAccess.Write);
StreamWriter stream = new StreamWriter(file);
stream.WriteLine(timu + "=" + result);
stream.Close();
file.Close();
}
}
}
