public static bool operator >(int a, Frac b)
{
Frac c = new Frac(a, 1);
if (c > b)
{
return(true);
}
return(false);
}
public static bool operator >(Frac a, int b)
{
Frac c = new Frac(b, 1);
if (a > c)
{
return(true);
}
return(false);
}
public static bool operator >(Frac a, Frac b)
{
Frac c = a - b;
if (c.tu * c.mau > 0)
{
return(true);
}
return(false);
}
//so sanh hai phan so
public static bool operator ==(Frac a, Frac b)
{
Frac c = a - b;
if (c.tu == 0)
{
return(true);
}
return(false);
}
static void Main(string[] args)
{
Frac c1 = new Frac {
Value = 23
};
Frac c2 = new Frac {
Value = 45
};
Console.WriteLine(c1.Value + c2.Value);
Console.ReadKey();
}
static void Main(string[] args)
{
Console.WriteLine("nhap vao so n: ");
int n;
n = int.Parse(Console.ReadLine());
List <Frac> a = new List <Frac>();
for (int i = 0; i < n; i++)
{
Console.WriteLine("nhap vao phan so thu " + (i + 1));
Console.Write("Nhap tu so: ");
int x = int.Parse(Console.ReadLine());
Console.Write("Nhap mau so: ");
int y = int.Parse(Console.ReadLine());
Frac c = new Frac(x, y);
a.Add(c);
}
//sap xep lai List a
for (int i = 0; i < n; i++)
{
for (int j = i + 1; j < n; j++)
{
if (a[i] > a[j])
{
Frac tg = a[i];
a[i] = a[j];
a[j] = tg;
}
}
}
Console.WriteLine("Day da sap xep la: ");
foreach (Frac b in a)
{
Console.Write(b + " ");
}
Console.WriteLine();
Frac s = new Frac(0, 1);
for (int i = 0; i < n; i++)
{
s = s + a[i];
}
Console.WriteLine("Tong la: " + s);
}
//thuc hien phep tinh phan so voi so nguyen
public static Frac operator +(Frac a, int b)
{
Frac c = new Frac(b, 1);
return(a + c);
}