02_03.cs
using System;
namespace _02_03{
class Class_02_03{
public static void main(String[] args){
float x=3.14159F;
double y=3.14159265358979;
Console.WriteLine("x={0}",x);
Console.WriteLine("y={0}",y);
float t=x;
x=(float)y;
y=t;
Console.WriteLine("x={0}",x);
Console.WriteLine("y={0}",y);
}
}
}