Difference between revisions of "2006 Cyprus MO/Lyceum/Problem 12"
I like pie (talk | contribs) (Standardized answer choices; minor edits) |
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==Solution== | ==Solution== | ||
− | + | \begin{align*}f(28,17)&=f(11,17)\ &=f(6,11)\ &=f(5,6)\ &=f(1,5)\ | |
− | &=f(4,1)\ &=f(3,1)\ &=f(2,1)\ &=f(1,1)\ &=1\ \mathrm{(E)}\end{align*} | + | &=f(4,1)\ &=f(3,1)\ &=f(2,1)\ &=f(1,1)\ &=1\ \mathrm{(E)}\end{align*} |
==See also== | ==See also== |