how to impement interface in c#
using System;
interface pnr
{
void pnr();
}
interface si : pnr
{
void simple_intrest();
}
class result : si
{
static void Main(string[] args)
{
result s = new result();
s.pnr();
s.simple_intrest();
Console.ReadKey();
}
public void simple_intrest()
{
int p, n, r;
Console.WriteLine("\nEnter value for principle amount");
p = int.Parse(Console.ReadLine());
Console.WriteLine("Enter value for rate");
r = int.Parse(Console.ReadLine());
Console.WriteLine("Enter value for time");
n = int.Parse(Console.ReadLine());
int si = p * n * r / 100;
Console.WriteLine("Simple interest is:{0} for principle amount is:{1}", si, p);
}
public void pnr()
{
Console.WriteLine("Enter the value for p,n,r");
}
}
Output
Enter the value for p,n,r
Enter value for principle amount
20000
Enter value for rate
5
Enter value for time
4
Simple intrest is:4000 for principle amount is:20000
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