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Previously asked questions
Practice previous questions and climb on the all-time leaderboard
September 29, 2026
Count Distinct Values
Attempted: 20
Your Rank: NA
September 28, 2026
Maximum Number of Exact-Sum Pairs
Attempted: 23
Your Rank: NA
September 27, 2026
Count Pairs with Sum at Most X
Attempted: 31
Your Rank: NA
September 26, 2026
Find Longest Substring
Attempted: 25
Your Rank: NA
September 25, 2026
The Monsoon Gorge Overflow
Attempted: 21
Your Rank: NA
September 24, 2026
The Tricolour Signal Untangle
Attempted: 26
Your Rank: NA
September 23, 2026
The Supernova Magnitude Sort
Attempted: 29
Your Rank: NA
September 22, 2026
The Oracle's Palindrome Trial
Attempted: 28
Your Rank: NA
September 21, 2026
The Eclipse Mirror Protocol
Attempted: 26
Your Rank: NA
September 20, 2026
The Ghost Tile March
Attempted: 39
Your Rank: NA
| Status | Question Name | Date | Attempted by | Your Rank |
|---|---|---|---|---|
| Count Distinct Values | 29/9/2026 | 20 | NA |
| Maximum Number of Exact-Sum Pairs | 28/9/2026 | 23 | NA |
| Count Pairs with Sum at Most X | 27/9/2026 | 31 | NA |
| Find Longest Substring | 26/9/2026 | 25 | NA |
| The Monsoon Gorge Overflow | 25/9/2026 | 21 | NA |
| The Tricolour Signal Untangle | 24/9/2026 | 26 | NA |
| The Supernova Magnitude Sort | 23/9/2026 | 29 | NA |
| The Oracle's Palindrome Trial | 22/9/2026 | 28 | NA |
| The Eclipse Mirror Protocol | 21/9/2026 | 26 | NA |
| The Ghost Tile March | 20/9/2026 | 39 | NA |
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Previously asked questions
Practice previous questions and climb on the all-time leaderboard
September 29, 2026
Count Distinct Values
Attempted: 20
Your Rank: NA
September 28, 2026
Maximum Number of Exact-Sum Pairs
Attempted: 23
Your Rank: NA
September 27, 2026
Count Pairs with Sum at Most X
Attempted: 31
Your Rank: NA
September 26, 2026
Find Longest Substring
Attempted: 25
Your Rank: NA
September 25, 2026
The Monsoon Gorge Overflow
Attempted: 21
Your Rank: NA
September 24, 2026
The Tricolour Signal Untangle
Attempted: 26
Your Rank: NA
September 23, 2026
The Supernova Magnitude Sort
Attempted: 29
Your Rank: NA
September 22, 2026
The Oracle's Palindrome Trial
Attempted: 28
Your Rank: NA
September 21, 2026
The Eclipse Mirror Protocol
Attempted: 26
Your Rank: NA
September 20, 2026
The Ghost Tile March
Attempted: 39
Your Rank: NA
| Status | Question Name | Date | Attempted by | Your Rank |
|---|---|---|---|---|
| Count Distinct Values | 29/9/2026 | 20 | NA |
| Maximum Number of Exact-Sum Pairs | 28/9/2026 | 23 | NA |
| Count Pairs with Sum at Most X | 27/9/2026 | 31 | NA |
| Find Longest Substring | 26/9/2026 | 25 | NA |
| The Monsoon Gorge Overflow | 25/9/2026 | 21 | NA |
| The Tricolour Signal Untangle | 24/9/2026 | 26 | NA |
| The Supernova Magnitude Sort | 23/9/2026 | 29 | NA |
| The Oracle's Palindrome Trial | 22/9/2026 | 28 | NA |
| The Eclipse Mirror Protocol | 21/9/2026 | 26 | NA |
| The Ghost Tile March | 20/9/2026 | 39 | NA |