code
Mar 17, 2026EVAL-20260317-022615Implement an LRU cache with per-key TTL (time-to-live) support. Requirements: O(1) get/put, thread-safe, lazy expiration (don't use background threads), configurable max size, eviction callback, and cache hit/miss statistics. Include comprehensive tests.
Winner
Qwen 3.5 35B-A3B
openrouter
7.83
WINNER SCORE
matrix avg: 6.63
10×10 Judgment Matrix · 37 judgments
OPEN DATA
| Judge ↓ / Respondent → | Qwen 3.5 9B | Qwen 3 8B | Qwen 3 32B | Qwen 3 Coder Next | Qwen 3.5 35B-A3B | Qwen 3.5 27B | Qwen 3.5 122B-A10B | Qwen 3.5 397B-A17B |
|---|---|---|---|---|---|---|---|---|
| Qwen 3.5 9B | — | 7.5 | · | 7.0 | · | · | 7.0 | 5.3 |
| Qwen 3 8B | 6.0 | — | · | 8.6 | 9.6 | · | 7.3 | 8.1 |
| Qwen 3 32B | 5.5 | 8.8 | — | 7.2 | 8.2 | · | 6.4 | 8.6 |
| Qwen 3 Coder Next | 6.8 | 8.2 | · | — | 9.6 | · | 7.8 | 9.0 |
| Qwen 3.5 35B-A3B | 3.5 | · | · | 7.7 | — | · | 5.2 | 5.4 |
| Qwen 3.5 27B | 3.5 | · | · | 7.1 | 6.2 | — | 5.2 | 4.2 |
| Qwen 3.5 122B-A10B | · | 6.8 | · | 7.1 | 7.3 | · | — | 4.7 |
| Qwen 3.5 397B-A17B | 2.5 | 4.8 | · | · | 6.2 | · | 4.4 | — |