Art of Problem Solving

KGS math club/solution 1 2: Revision history

Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.

28 June 2008

  • curprev 12:2512:25, 28 June 2008 Sigmundur talk contribs 539 bytes +539 New page: Another solution: Colour every second item in the sequence blue and the rest red. Sum up the blue items and the red; which one is bigger, start playing that colour. Always take the item o...