Mathematical and Physical Journal
for High Schools
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Problem C. 1287. (April 2015)

C. 1287. The positive integers are written on a large squared sheet of paper, arranged in a spiral, as shown in the figure. What numbers are written in the fields above and below 2015?

(5 pont)

Deadline expired on May 11, 2015.


Statistics:

95 students sent a solution.
5 points:Ardai István Tamás, Balázs Ákos Miklós, Banczik Zoltán Ádám, Bindics Boldizsár, Csapó Márton, Erdélyi Janka, Fekete Balázs Attila, Glasznova Maja, Horváth Botond, Hunyadi Marcell, Jakus Balázs István, Kamenár Gyöngyvér, Klász Viktória, Kocsis Júlia, Kormányos Hanna Rebeka, Mamuzsics Gergő Bence, Marozsák Tóbiás , Márton Dénes, Móricz Benedek, Nagy 911 Viktória, Nagy Enikő, Németh 417 Tamás, Páhoki Tamás, Schrettner Jakab, Sebastian Fodor, Souly Alexandra, Szabó Alexandra, Szűcs 865 Eszter, Temesvári Bence, Tevesz Judit, Török Ádám, Ványi Virág, Varga-Umbrich Eszter, Veres Károly.
4 points:29 students.
3 points:14 students.
2 points:9 students.
1 point:5 students.
0 point:3 students.
Unfair, not evaluated:1 solution.

Problems in Mathematics of KöMaL, April 2015