Fun fact: when learning some instruments (e.g. bowed instruments) you also number the fingers starting from your index (because you don’t play with the thumb)

Someone is confusing indices and cardinality.

sheepishly
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11Y

I literally did this the other day… to be fair, it was a list starting with the number zero.

LUN is life.

Subverb
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-21Y

AKschually, thumbs aren’t fingers.

Base 5 is based

Don’t you mean base 10?

Also, clearly seximal is the best

coworker taught me this and it blew my mind. I had previously jokingly used base 2 with my hands, but something like 01001 10010 would be difficult to handle.

@uis@lemmy.world
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2
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1Y

Base 2 should be easy to add, but it requires effort to convert

It gets easier with practice

The French used to count in base 20 (so that means both hands and both feet), which is why they read 97 as quatre-vingt-dix-sept, ie 4*20+10+7.

One of the reasons why I hate learning French so much.

LazaroFilm
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2
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1Y

0 1 10 11 100

Zehzin
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21Y

I’ve watched Inglorious Basterds I’m not falling for that trick

counting != indexing

^^

If you count in binary you can get to 31 on one hand, and 2,047 on two hands

One hand would be 2**5 = 32 (0 to 31) and two would be 2**10 = 1024 (0 to 1023).

And if you use 3 states per finger (down, half raised and raised), you can have 3**10 = 59049 (0 to 59048).

Ludwig van Beethoven
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11Y

nah, you can have 16+8+4+2+1 = 31 on one hand, and 1024+512+256+128+64+32+16+8+4+2+1=2047 on two hands.

Cethin
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21Y

I don’t count to 1024 over often (literally never) so I don’t feel the need to go to trinary.

LazaroFilm
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71Y

It really turns into Naruto style ninjitsu.

I’m not flipping you off, i just counted to 4

19 is the rock and roll symbol

22 is the shocker

Assuming you use your thumb as the first bit

I taught my kids how to do it and for a while they’d tell each other to binary four off

Tippon
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81Y

My seven year old did something similar. At least once a day I’d hear ‘Dad, Dad, I’m counting to four!’ and see the little shit flipping me off and laughing hysterically :D

👍Maximum Derek👍
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13
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1Y

Nah. 1,2,4,8,16… or 1, 10, 100, 1000, 10000, depending on how you look at it.

You use more than one finger at once.

I don’t know many people who count like 👍☝️🖕, so you kinda already do. You’re just allowing more combinations

Good point.

Arthur Besse
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1Y

0 ✊

1 👍

2 ☝️

3 👆

4 🖕

6 ✌️

17 🤙

18 🤘

19 🤟

28 👌

31 ✋

1 👆

2 👆

3 👆

4 🖕

5 🖕

6 🖕

Hey, fourck you too, man.

Well, 132 you!

CaptainBlagbird
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1Y

2 guys, or I’ll 0 you both! 1?

Why did 2 break up with zero?

Some 1 got between them!

Destide
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11Y

Haaaaaang on is that why we start on 0…

LazaroFilm
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01Y

Because if you convert it back to binary, you have 0x0000 and that is one extra bit you can use instead of limiting your available values.

macniel
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51Y

No. We count start at zero because the array already starts with an element of a specific size. Starting at 1 would always skip that initial element.

@CanadaPlus@futurology.today
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8
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1Y

You could have “empty arrays” in a language if you wanted. The real reason is that you start with an offset of zero as you read an array from memory at hardware level, and so this way address is just “start address + element size * element number”.

@BorgDrone@lemmy.one
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1Y

No, we start counting at one. We start indexing at zero.

An array with one element has an element count of 1, and that element would be at index 0.

LaggyKar
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21Y

This is how we end up with off-by-one errors

0, 1, 2, 3, 5, 8, 13, 21, etc.

If you count finger joints and tips, using your thumb – you can count in hex (base16) on each hand.

🤯 wow, that’s a neat idea! That might come in handy some time 🤔

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