May Cook-Off 2017
Balanced Array, Hussain Set, Nasty Queries, Binary Tree, La Liga
June Cook-Off 2017
Ada and crayons, Knight Covering
July Cook-Off 2017
Bipartite Graph from Trees, Chang and Beautiful Sequences, Chang and Perfect Quadruples, Chang and the Perfect Function, Chang and Bitwise OR
April Lunchtime 2017
Bear and Digit Virus, Bear and Segments, Closest points queries, Bear and Segment 01
June Lunchtime 2017
Company Club Membership, Maximum Unique Segment, Two Numbers, Company and Club Hierarchies
Iran