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README

LeetGPU

This is the challenge set for LeetGPU.com. We welcome contributions and bug reports!

Overview

Each challenge includes problem descriptions, reference implementation, test cases, and starter templates for multiple GPU programming frameworks.

Challenge Structure

Each challenge contains:

challenge.html: Detailed problem description, examples, and constraints
challenge.py: Reference implementation, test cases, and challenge metadata
starter/: Template files for each supported framework

Contributing

See CONTRIBUTING.md for guidelines on contributing new challenges or improvements.

License

This problem set is licensed under CC BY‑NC‑ND 4.0 license.

Core symbols most depended-on inside this repo

_make_test_case

called by 12

challenges/hard/74_gpt2_block/challenge.py

_make_test_case

called by 12

challenges/hard/93_llama_transformer_block/challenge.py

_make_test_case

called by 11

challenges/medium/94_ssm_selective_scan/challenge.py

_make_test_case

called by 11

challenges/medium/81_int4_matmul/challenge.py

_make_test_case

called by 11

challenges/medium/96_int8_kv_cache_attention/challenge.py

_make_test_case

called by 10

challenges/medium/80_grouped_query_attention/challenge.py

_make_test_case

called by 10

challenges/medium/82_linear_recurrence/challenge.py

_make_test_case

called by 10

challenges/medium/92_decaying_causal_attention/challenge.py

Shape

Method 525

Function 394

Class 95

Languages

Python100%

Modules by API surface

challenges/core/challenge_base.py17 symbols

challenges/medium/76_adder_transformer/challenge.py16 symbols

challenges/hard/93_llama_transformer_block/challenge.py12 symbols

challenges/medium/87_speculative_decoding_verification/challenge.py11 symbols

challenges/hard/74_gpt2_block/challenge.py10 symbols

challenges/hard/73_all_pairs_shortest_paths/challenge.py10 symbols

challenges/medium/94_ssm_selective_scan/challenge.py9 symbols

challenges/medium/82_linear_recurrence/challenge.py9 symbols

challenges/medium/78_2d_fft/challenge.py9 symbols

challenges/medium/96_int8_kv_cache_attention/challenge.py8 symbols

challenges/medium/92_decaying_causal_attention/challenge.py8 symbols

challenges/medium/90_causal_depthwise_conv1d/challenge.py8 symbols

For agents

$ claude mcp add leetgpu-challenges \
  -- python -m otcore.mcp_server <graph>

⬇ download graph artifact