This Challenge is derived from GJam 2014 China Sorting. Subset of cases.

This Challenge is to take a vector of Odd/Even values; Sort Odd Values Increasing and place into original Odd locations; Sort Even Values Decreasing and place into original Even locations.

Input: V a vector

Output: Vout a sorted vector Odds Increasing/Evens Increasing

Example:

V= [-5 -12 87 2 88 20 11]

Vout=[-5 88 11 20 2 -12 87]

Contest Performance: Best Time to Complete: < 10 minutes

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32 Solutions

20 Solvers

Last Solution submitted on Jan 22, 2026

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George Berken ChrisR Dyuman Joshi Athi

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