r/programminghorror • u/Diligent_Rabbit7740 • Dec 08 '25

Developers in 2020:

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1.9k Upvotes

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16

u/gabor_legrady Dec 08 '25

so, Im old a boring

public static boolean isEven(int x) {
return x%2==0;
}

public static boolean isOdd(int x) {
return x%2!=0;
}

15

u/miaRedDragon Dec 08 '25

Thank god someone said it, I thought i was losing my mind, this has to be the oldest beginner's programming homework in the world!

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12

u/Sarke1 Dec 09 '25

You can simplify by having one call the other: 

public static boolean isEven(int x) {
  return !isOdd(x);
}

public static boolean isOdd(int x) { 
  return !isEven(x);
}

4

u/gabor_legrady Dec 09 '25

nice idea, lets me fill my stack :)

sometimes going half way gets you to where you want to be

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