2025
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO25_hack | Hack Batch | 29 | |
| 2 | APIO25_permgame | Permutation Game Batch | 6 | |
| 3 | APIO25_rotate | Rotating Lines Batch | 56 |
2024
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO24_september | September Batch | 212 | |
| 2 | APIO24_train | Train Batch | 28 | |
| 3 | APIO24_show | Magic Show Two steps | 82 |
2023
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO23_cyberland | Cyberland Batch | 201 | |
| 2 | APIO23_sequence | Sequence Batch | 128 | |
| 3 | APIO23_abc | Alice, Bob, and Circuit Two steps | 16 |
2022
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO22_mars | Mars Interactive Communication | 25 | |
| 2 | APIO22_game | Game Interactive | 48 | |
| 3 | APIO22_perm | Permutation Batch | 145 |
2021
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO21_hexagon | Hexagonal Territory Batch | 7 | |
| 2 | APIO21_jumps | Rainforest Jumps Interactive | 242 | |
| 3 | APIO21_roads | Road Closures Batch | 125 |
2020
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO20_paint | Painting Walls Batch | 291 | |
| 2 | APIO20_swap | Swapping Cities Batch | 383 | |
| 3 | APIO20_fun | Fun Tour Batch | 78 |
2019
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO19_strange_device | Strange Device Batch | 551 | |
| 2 | APIO19_bridges | Bridges Batch | 516 | |
| 3 | APIO19_street_lamps | Street Lamps Batch | 305 |
2018
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO18_new_home | New Home Batch | 98 | |
| 2 | APIO18_circle_selection | Circle selection Batch | 141 | |
| 3 | APIO18_duathlon | Duathlon Batch | 273 |
2017
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO17_rainbow | Land of the Rainbow Gold Batch | 149 | |
| 2 | APIO17_merchant | Travelling Merchant Batch | 519 | |
| 3 | APIO17_koala | Koala Game Interactive | 105 |
2015
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO15_sculpture | Bali Sculptures Batch | 688 | |
| 2 | APIO15_skyscraper | Jakarta Skyscrapers Batch | 717 | |
| 3 | APIO15_bridge | Palembang Bridges Batch | 523 |
2014
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | APIO14_palindrome | Palindromes Batch | 306 | |
| 2 | APIO14_sequence | Split the sequence Batch | 768 | |
| 3 | APIO14_beads | Beads and wires Batch | 235 |
2013 Practice Session
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 3 | APIO13_interference | Interference Output Only | 2 |
