C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System;

					
public class Program
{
	public static void Main()
	{
		Parent p = new Parent();
		System.Console.WriteLine(p.Sum());
		
		
		Parent pc = new Child();
		System.Console.WriteLine(pc.Sum());
		// you wont be able to get Subtract
		// System.Console.WriteLine(pc.Subtract());
		
		Child c = new Child();
		System.Console.WriteLine(c.Sum());
		System.Console.WriteLine(c.Subtract());
	}
}

public class Parent
{
	public virtual int Sum() { return 1; }
}

public class Child : Parent
{
	public override int Sum() {return 2 ; }
	
	public int Subtract() { return -1; }
	
}

​x
 
using System;
​
                    
public class Program
{
    public static void Main()
    {
        Parent p = new Parent();
        System.Console.WriteLine(p.Sum());
        
        
        Parent pc = new Child();
        System.Console.WriteLine(pc.Sum());
        // you wont be able to get Subtract
        // System.Console.WriteLine(pc.Subtract());
        
        Child c = new Child();
        System.Console.WriteLine(c.Sum());
        System.Console.WriteLine(c.Subtract());
    }
}
​
public class Parent
{
    public virtual int Sum() { return 1; }
}
​
public class Child : Parent
{
    public override int Sum() {return 2 ; }
    
    public int Subtract() { return -1; }
    
}

input=BG31UNCR70001523774937
rearranged=UNCR70001523774937BG31
asciiCoded=3023122770001523774937111631
step 0; checksum=3
---------
step 1; checksum=3; checksum = checksum*10 = 3*10 = 30; checksum = checksum+asciiCoded[1] = 30+0 = 30; checksum = checksum%97 = 30%97 = 30
---------
step 2; checksum=30; checksum = checksum*10 = 30*10 = 300; checksum = checksum+asciiCoded[2] = 300+2 = 302; checksum = checksum%97 = 302%97 = 11
---------
step 3; checksum=11; checksum = checksum*10 = 11*10 = 110; checksum = checksum+asciiCoded[3] = 110+3 = 113; checksum = checksum%97 = 113%97 = 16
---------
step 4; checksum=16; checksum = checksum*10 = 16*10 = 160; checksum = checksum+asciiCoded[4] = 160+1 = 161; checksum = checksum%97 = 161%97 = 64
---------
step 5; checksum=64; checksum = checksum*10 = 64*10 = 640; checksum = checksum+asciiCoded[5] = 640+2 = 642; checksum = checksum%97 = 642%97 = 60
---------
step 6; checksum=60; checksum = checksum*10 = 60*10 = 600; checksum = checksum+asciiCoded[6] = 600+2 = 602; checksum = checksum%97 = 602%97 = 20
---------
step 7; checksum=20; checksum = checksum*10 = 20*10 = 200; checksum = checksum+asciiCoded[7] = 200+7 = 207; checksum = checksum%97 = 207%97 = 13
---------
step 8; checksum=13; checksum = checksum*10 = 13*10 = 130; checksum = checksum+asciiCoded[8] = 130+7 = 137; checksum = checksum%97 = 137%97 = 40
---------
step 9; checksum=40; checksum = checksum*10 = 40*10 = 400; checksum = checksum+asciiCoded[9] = 400+0 = 400; checksum = checksum%97 = 400%97 = 12
---------
step 10; checksum=12; checksum = checksum*10 = 12*10 = 120; checksum = checksum+asciiCoded[10] = 120+0 = 120; checksum = checksum%97 = 120%97 = 23
---------
step 11; checksum=23; checksum = checksum*10 = 23*10 = 230; checksum = checksum+asciiCoded[11] = 230+0 = 230; checksum = checksum%97 = 230%97 = 36
---------
step 12; checksum=36; checksum = checksum*10 = 36*10 = 360; checksum = checksum+asciiCoded[12] = 360+1 = 361; checksum = checksum%97 = 361%97 = 70
---------
step 13; checksum=70; checksum = checksum*10 = 70*10 = 700; checksum = checksum+asciiCoded[13] = 700+5 = 705; checksum = checksum%97 = 705%97 = 26
---------
step 14; checksum=26; checksum = checksum*10 = 26*10 = 260; checksum = checksum+asciiCoded[14] = 260+2 = 262; checksum = checksum%97 = 262%97 = 68
---------
step 15; checksum=68; checksum = checksum*10 = 68*10 = 680; checksum = checksum+asciiCoded[15] = 680+3 = 683; checksum = checksum%97 = 683%97 = 4
---------
step 16; checksum=4; checksum = checksum*10 = 4*10 = 40; checksum = checksum+asciiCoded[16] = 40+7 = 47; checksum = checksum%97 = 47%97 = 47
---------
step 17; checksum=47; checksum = checksum*10 = 47*10 = 470; checksum = checksum+asciiCoded[17] = 470+7 = 477; checksum = checksum%97 = 477%97 = 89
---------
step 18; checksum=89; checksum = checksum*10 = 89*10 = 890; checksum = checksum+asciiCoded[18] = 890+4 = 894; checksum = checksum%97 = 894%97 = 21
---------
step 19; checksum=21; checksum = checksum*10 = 21*10 = 210; checksum = checksum+asciiCoded[19] = 210+9 = 219; checksum = checksum%97 = 219%97 = 25
---------
step 20; checksum=25; checksum = checksum*10 = 25*10 = 250; checksum = checksum+asciiCoded[20] = 250+3 = 253; checksum = checksum%97 = 253%97 = 59
---------
step 21; checksum=59; checksum = checksum*10 = 59*10 = 590; checksum = checksum+asciiCoded[21] = 590+7 = 597; checksum = checksum%97 = 597%97 = 15
---------
step 22; checksum=15; checksum = checksum*10 = 15*10 = 150; checksum = checksum+asciiCoded[22] = 150+1 = 151; checksum = checksum%97 = 151%97 = 54
---------
step 23; checksum=54; checksum = checksum*10 = 54*10 = 540; checksum = checksum+asciiCoded[23] = 540+1 = 541; checksum = checksum%97 = 541%97 = 56
---------
step 24; checksum=56; checksum = checksum*10 = 56*10 = 560; checksum = checksum+asciiCoded[24] = 560+1 = 561; checksum = checksum%97 = 561%97 = 76
---------
step 25; checksum=76; checksum = checksum*10 = 76*10 = 760; checksum = checksum+asciiCoded[25] = 760+6 = 766; checksum = checksum%97 = 766%97 = 87
---------
step 26; checksum=87; checksum = checksum*10 = 87*10 = 870; checksum = checksum+asciiCoded[26] = 870+3 = 873; checksum = checksum%97 = 873%97 = 0
---------
step 27; checksum=0; checksum = checksum*10 = 0*10 = 0; checksum = checksum+asciiCoded[27] = 0+1 = 1; checksum = checksum%97 = 1%97 = 1
Is IBAN? True

Cached Result
Last Run:	4:45:00 pm
Compile:	0.009s
Execute:	0.05s
Memory:	3.09Mb
CPU:	0.059s

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