Zadatak: Koja je poslednja cifra proizvoda
![](https://static.elitesecurity.org/tex/04c45fe2a37453468e0f2ec999ebf714.png)
Shvatam da je:
![](https://static.elitesecurity.org/tex/7632ad8189ffd1c0bd16f1c3d47a879e.png)
![](https://static.elitesecurity.org/tex/54e4b9481e6bfe813abb81197b6adacd.png)
![](https://static.elitesecurity.org/tex/d7cf95ee6f358afa28cbb03be993def3.png)
![](https://static.elitesecurity.org/tex/6fecd03c0cd68645d6adbc6a4e06c56d.png)
![](https://static.elitesecurity.org/tex/a9cc67bfa4ed30fa13d0105dabbb3a69.png)
kao i da je:
![](https://static.elitesecurity.org/tex/11be3330b728f028613944bc6ba71da1.png)
![](https://static.elitesecurity.org/tex/c72bade92b9b19dfcc496bf380db8680.png)
![](https://static.elitesecurity.org/tex/3d643043d6ab7f8e3308bd0d6db6f79f.png)
![](https://static.elitesecurity.org/tex/ffb62607842cb8851599493ddb34ca81.png)
![](https://static.elitesecurity.org/tex/aa0cf2d54d893da62262f48505955919.png)
Dakle, interval je 4 vrednosti, pa se poslednje cifre ponavljaju. I ja kontam da je verovatno resenje, naci poslednju cifru iz
![](https://static.elitesecurity.org/tex/0b133cc3f282d49f38ad8fbea2a5b26b.png)
![](https://static.elitesecurity.org/tex/7265f17b2eef8cf8f5016334f2dc1351.png)
Ako neko ima vremena da pored resenja ostavi i neki slican primer, pa da probam sam da resim.
Unapred hvala svima!!!!