static void Main(string[] args)
{
calculator a = new calculator();
Console.WriteLine(a.plus(2, 2, 2, 2, 2, 2, 2, 2));
}
static void Main(string[] args)
{
calculator c = new calculator();
c.input();
Console.WriteLine("Substraction is :" + c.calculateSub());
Console.WriteLine("addition is :" + c.calculateAdd());
Console.WriteLine("Multiplication is:" + c.calculateMult());
Console.WriteLine("Divition is :" + c.calculateDiv());
Console.ReadLine();
}
static void Main(string[] args)
{
calculator op = new calculator();
string Z = "";
do
{
Console.WriteLine("-------------------------------四则运算-------------------------");
Console.WriteLine("");
Console.WriteLine("请选择一种运算方法:1.加法 2.减法 3.乘法 4.除法 5.退出！");
Z = Console.ReadLine();
switch (Z)
{
case "1":
op.mathadd();
continue;
case "2":
op.mathminus();
continue;
case "3":
op.mathmultiply();
continue;
case "4":
op.mathdivide();
continue;
case "5":
op.result();
break;
default:
Console.WriteLine("输入无效！");
continue;
}
break;
}while (true);
}
static void Main(string[] args)
{
calculator x = new calculator();
Console.WriteLine("Enter a function to perform\n 1 for addition \n 2 for subtraction \n 3 for division \n 4 for mul");
string input = Console.ReadLine();
Console.WriteLine("write first number");
double a, b, result;
a = double.Parse(Console.ReadLine());
Console.WriteLine("Enter 2nd number");
b = double.Parse(Console.ReadLine());
if (input == "1" || input == "one")
{
result = x.add(a, b);
Console.WriteLine("{0}+{1}={2}", a, b, result);
}
if (input == "2" || input == "two")
{
result = x.sub(a, b);
Console.WriteLine("{0}-{1}={2}", a, b, result);
}
if (input == "3" || input == "three")
{
result = x.divide(a, b);
Console.WriteLine("{0}/{1}={2}", a, b, result);
}
if (input == "4" || input == "four")
{
result = x.mul(a, b);
Console.WriteLine("{0}*{1}={2}", a, b, result);
}
Console.ReadLine();
}
static void Main(string[] args)
{
square sq1 = new square(2, 3);
circle cr = new circle(2, 3, 4);
cr.show();
sq1.show();
//Task_01
Console.Write("***********\nTASK_01\n***********\n");
square sq = new square(2, 3);
Console.WriteLine(sq.ToString());
Console.Write("\n\n***********\nTASK_02\n***********\n");
Console.Write("\nEnter value 1: ");
double a = double.Parse(Console.ReadLine());
Console.Write("\nEnter value 2: ");
double b = double.Parse(Console.ReadLine());
//circle c=new circle(2,3,4);
calculator cal = new calculator(a, b);
int i = 1;
while (i == 1)
{
Console.WriteLine("\nChoose any one operation:\n");
Console.WriteLine("1: ADD\n");
Console.WriteLine("2: SUBSTRACT\n");
Console.WriteLine("3: MULTIPLY\n");
Console.WriteLine("4: DIVIDE\n");
Console.WriteLine("0: EXIT\n");
int opt = int.Parse(Console.ReadLine());
if (opt == 1)
{
Console.WriteLine("\n" + a + "+" + b + "= " + cal.add());
}
else if (opt == 2)
{
Console.WriteLine("\n" + a + "-" + b + "= " + cal.sub());
}
else if (opt == 3)
{
Console.WriteLine("\n" + a + "*" + b + "= " + cal.mul());
}
else if (opt == 4)
{
Console.WriteLine("\n" + a + "/" + b + "= " + cal.div());
}
else if (opt == 0)
{
i = 0;
}
}
//Console.WriteLine(c.ToString());
Console.ReadKey();
}
