April Challenge 2012
Lucky Array, Parallel Computing, Fit to Play, Double Strings, Stacking Pancakes, Greatest Dumpling Fight, Similar Graphs, PDS Number
May Challenge 2012
Little Elephant and Boxes, A Home for Chef, Remember the recipe, Divisible Pairs, Jewels and Stones, Little Elephant and Median, Digits Forest, Killing Gs, Lucky lucky number
May Cook-Off 2012
Little Elephant and Balance, Little Elephant and Swapping, Little Elephant and Strings
June Challenge 2012
Little Elephant and Product, Arranging Cup-cakes, Fly-overs, Doom Bakes Cakes, Little Elephant and Candies, Polynomial Partition Function
July Challenge 2012
Addition chains, Restaurant Rating, Gift Rift, My Fair Coins, Little Elephant and Bubble Sort, Chef's Dream, Favourite Numbers, Dynamic GCD, The Gray-Similar Code
August Challenge 2012
Range of Data, Machine Gun, Delivery Boy, Block Game, Game Count, Lucky Driving, Little Elephant and Bombs
July Cook-Off 2012
Ciel and Receipt, Ciel and Map, Ciel and Tomya
October Challenge 2012
Little Elephant and Order, Need More Diamonds, The New Scheme, Blade Master, Event Organizer, Fierce Battles
November Challenge 2012
Lucky Balance, A Wonderful Chocolate, Delicious Dishes, Candy Collecting Game, Coin Flip, Sridhar Likes Travelling
November Cook-Off 2012
Little Elephant and Permutations, Little Elephant and Divisors
