Jump to content
Hertz

[Programare]Numere intr-un triunghi

Recommended Posts

Posted

Un triunghi format din numere intregi unde fiecare numar este egal cu suma celor 2 de dinjos.

......32

....18 14

...13 5 9

..10 3 2 7

Suma tuturor acestor numere este 113.

Care este suma tuturor numerelor din acest triunghi?

......115

.....-- --

....33 -- --

...-- -- 13 --

...7 -- -- 5 --

Posted

115

-- --

33 -- --

-- -- 13 --

7 -- -- 5 --

115

63 52

33 30 22

16 17 13 09

07 09 08 05 04

403

//am inceput asa :

13 = 8+5

33=7+x+x+8 => x=9 iar de aici e evident, urci, iar apoi cobori pe partea "dreapta"

Join the conversation

You can post now and register later. If you have an account, sign in now to post with your account.

Guest
Reply to this topic...

×   Pasted as rich text.   Paste as plain text instead

  Only 75 emoji are allowed.

×   Your link has been automatically embedded.   Display as a link instead

×   Your previous content has been restored.   Clear editor

×   You cannot paste images directly. Upload or insert images from URL.



×
×
  • Create New...