In a town
5 persons live in the same town. Their first names are: Leonid, Vladimir, Nicholas, Oleg and Peter, last names are: Stepanov, Borisov, Kozin, Drozdov and Istomin.
Find out first and last name for every person.
- Borisov knows only 2 other persons, while Kozin knows only one.
- Peter knows all of them, except one.
- Nicholas and Istomin met in their childhood.
- Vladimir, Nicholas and Oleg know each other.
- Drozdov and Vladimir never met.
- Oleg, Nicholas and Borisov often go out to cinema together.
List of Winners
|Name||Date||# of attempts||Time spent|
|Данил Юрьевич||10/31/2012 03:12:11||1||00:09:44|
|Visitors||Attempts to solve it||Winners||% solved||% cheated||Total time spent||Average time|
Exercise #54 from "Math. Additional topics." book for 5th grade (2001). Author - Smekalova.E.V.