Ad
Sven Vikingvs.SapphireSuicune

Even or odd?

Fundamentals
Numbers
Data Types
Integers

High-performance switch statement version.

Code
Diff
  • public static class Kata
{
    public static string IsOdd(int input)
    {
        switch( input ) {
            case 0:
            case 2:
            case 18284:
                return "Even";
            default:
                return "Odd";
        }
    }
}
    • public static class Kata
    • {
    • public static string IsOdd(int input)
    • {
    • if(input % 2 == 0) return "Even";
    • else return "Odd";
    • switch( input ) {
    • case 0:
    • case 2:
    • case 18284:
    • return "Even";
    • default:
    • return "Odd";
    • }
    • }
    • }
Sven Vikingvs.SapphireSuicune

Even or odd?

Fundamentals
Numbers
Data Types
Integers

Real men use gratuitous switch statements.

Code
Diff
  • using System.Linq;

public static class Kata
{
    public static string IsOdd(int input)
    {
        switch( input.ToString().Last() ) {
            case '0':
            case '2':
            case '4':
            case '6':
            case '8':
                return "Even";
            default:
                return "Odd";
        }
    }
}
    • using System.Linq;
    • public static class Kata
    • {
    • public static string IsOdd(int input)
    • {
    • if(input % 2 == 0) return "Even";
    • else return "Odd";
    • switch( input.ToString().Last() ) {
    • case '0':
    • case '2':
    • case '4':
    • case '6':
    • case '8':
    • return "Even";
    • default:
    • return "Odd";
    • }
    • }
    • }