tuan anh tran dang

November 2010 Challenge

Bombing, Randomly Testing Circuits

February 2011 Contest

Coloring Colorable Graphs

February Cook - Off Challenge

Breaking Into Atoms, Three Way Communications

March Cook-off Challenge

Money Transformation, Snake Snaky

July Challenge 2012

Restaurant Rating, Gift Rift, Little Elephant and Bubble Sort, My Fair Coins, Chef's Dream, Favourite Numbers, The Gray-Similar Code

September Challenge 2012

Racing Horses

September Cook-Off 2012

Coal Scam, Carvans, Recipe Reconstruction, Prime Permutations

Lunch Time June 2013

Online Shopping, Number of Factors, Tasty Dishes

August Challenge 2013

Splitting Candies

February Lunchtime 2014

Sereja and Two Arrays, Sereja and ASum, Sereja and D, Sereja and Arrays

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