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{"conversations": [{"from": "human", "value": "Write a Python generator function that yields batches of items from any iterable, where each batch is a list of up to N items. The last batch may be smaller than N."}, {"from": "gpt", "value": "```python\nfrom typing import Generator, Iterable, TypeVar\n\nT = TypeVar('T')\...
coding
codegen
9
false
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Implement a 'Hierarchical TLB' (L1 and L2 TLBs). L1 is small and fast (Direct Mapped), L2...
agentic
fable
24
true
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
22
false
[FABLE5_TRACE] <|user|> Security analysis of QUIC in glibc. Focus on state machine bugs, parsing edge cases, DoS vectors, and memory safety. <|assistant|> <think> Let me work through this problem from first principles. First, let me restate the problem formally: Given input X of size n, we need to produce output Y w...
agentic
fable
16
true
{"conversations": [{"from": "human", "value": "Write a Rust function that takes a slice of strings, filters out empty strings, trims whitespace, converts to uppercase, deduplicates (preserving first occurrence order), and returns a Vec<String>."}, {"from": "gpt", "value": "```rust\nuse std::collections::HashSet;\n\nfn ...
coding
codegen
8
false
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Create a Go 'Jitter-Buffer' for real-time audio/video streaming over raw Ethernet. The bu...
agentic
fable
24
true
[FABLE5_TRACE] <|system|> You are a programming language implementer. Show working code in Haskell or a typed language; explain combinator design choices alongside the code. <|user|> I'm trying to write a parser for a small config DSL in Haskell — sections, key=value pairs, comments. Tried megaparsec but I keep getti...
agentic
fable
33
true
{"conversations": [{"from": "human", "value": "Write a Rust function that takes a slice of strings, filters out empty strings, trims whitespace, converts to uppercase, deduplicates (preserving first occurrence order), and returns a Vec<String>."}, {"from": "gpt", "value": "```rust\nuse std::collections::HashSet;\n\nfn ...
coding
codegen
8
false
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Develop a lock-free 'Caching Proxy' for a Python asynchronous web server. The cache must ...
agentic
fable
26
true
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Implement a Python-based 'Device Tree Query Language' (DTQL). Design a DSL (e.g., `SELECT...
agentic
fable
32
true
{"conversations": [{"from": "human", "value": "Write a Rust function that takes a slice of strings, filters out empty strings, trims whitespace, converts to uppercase, deduplicates (preserving first occurrence order), and returns a Vec<String>."}, {"from": "gpt", "value": "```rust\nuse std::collections::HashSet;\n\nfn ...
coding
codegen
8
false
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Implement a 'Successor List Consistency Checker' that runs as a background thread. It sho...
agentic
fable
24
true
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Implement 'Adaptive Span Abandonment'. During lazy sweep, if a span is found to be 100% l...
agentic
fable
20
true
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> Please analyze the stability of a complex electrostatic torque system. <|assistant|> Analyzing the stability of a complex electrostatic torque system requires an integrated look...
agentic
fable
16
true
<|im_start|>system You are a helpful coding assistant.<|im_end|> <|im_start|>user Provide the best response to a given instruction. Follow the following steps to craft your response: 1. reason about the given instruction 2. provide a high-quality solution 3. offer a concise explanation 4. write tests to verify the corr...
backend
atlas
14
false
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Implement a vectorized 'Spatial Index' (e.g., R-Tree or Quadtree). The nodes and bounding...
agentic
fable
27
true
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Build an LBA translation layer that supports 'In-line Data' within the indirect pointers ...
agentic
fable
23
true
<|im_start|>system You are a helpful coding assistant.<|im_end|> <|im_start|>user Provide the best response to a given instruction. Follow the following steps to craft your response: 1. reason about the given instruction 2. provide a high-quality solution 3. offer a concise explanation 4. write tests to verify the corr...
coding
atlas
13
false
{"conversations": [{"from": "human", "value": "Write a Python generator function that yields batches of items from any iterable, where each batch is a list of up to N items. The last batch may be smaller than N."}, {"from": "gpt", "value": "```python\nfrom typing import Generator, Iterable, TypeVar\n\nT = TypeVar('T')\...
coding
codegen
9
false
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
tools
nextcoder
21
false
{"conversations": [{"from": "human", "value": "Write a SQL query that, for each customer, shows their last 3 orders (by order date), with a running total of order_amount within those 3 orders, and a rank indicating their position by total spending among all customers."}, {"from": "gpt", "value": "```sql\nWITH ranked_or...
coding
codegen
4
false
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
23
false
[FABLE5_TRACE] <|user|> What are the major branches of Philosophy? <|assistant|> • Metaphysics: The study of fundamental concepts such as existence, reality, being, time, substance, space, causality, etc. It asks questions like "What is the nature of reality?" and "What does it mean to exist?" • Epistemology: The st...
agentic
fable
11
true
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Implement 'Hybrid-Memory' swizzling. The engine uses both DRAM and Intel Optane (PMEM). T...
agentic
fable
22
true
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
20
false
{"conversations": [{"from": "human", "value": "Write a Python generator function that yields batches of items from any iterable, where each batch is a list of up to N items. The last batch may be smaller than N."}, {"from": "gpt", "value": "```python\nfrom typing import Generator, Iterable, TypeVar\n\nT = TypeVar('T')\...
coding
codegen
9
false
{"conversations": [{"from": "human", "value": "Write a Rust function that takes a slice of strings, filters out empty strings, trims whitespace, converts to uppercase, deduplicates (preserving first occurrence order), and returns a Vec<String>."}, {"from": "gpt", "value": "```rust\nuse std::collections::HashSet;\n\nfn ...
coding
codegen
8
false
{"conversations": [{"from": "human", "value": "Write a Rust function that takes a slice of strings, filters out empty strings, trims whitespace, converts to uppercase, deduplicates (preserving first occurrence order), and returns a Vec<String>."}, {"from": "gpt", "value": "```rust\nuse std::collections::HashSet;\n\nfn ...
coding
codegen
8
false
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Create the 'Deep-Mine' Seismic Warning System. The UI mimics a 'rugged' mining terminal w...
agentic
fable
24
true
<|system|> You are a helpful assistant that can interact multiple times with a computer shell to solve programming tasks. Your response must contain exactly ONE bash code block with ONE command (or commands connected with && or ||). Include a THOUGHT section before your command where you explain your reasoning process...
agentic
thoughtworks
37
false
[FABLE5_TRACE] <|user|> Design DR plan for multi-region SaaS: RTO 10 min, RPO 210 sec. Include replication, failover orchestration, consistency verification, communication plan, testing schedule. <|assistant|> <think> Let me break down this problem systematically. First, I need to understand the core requirements. T...
agentic
fable
19
true
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
21
false
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
tools
nextcoder
24
false
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
20
false
{"conversations": [{"from": "human", "value": "Write pytest tests for a function calculate_discount(price, discount_percent) that returns the discounted price. Include parametrized tests for normal cases, edge cases (0%, 100%), and tests that verify exceptions are raised for invalid inputs (negative price, percent > 10...
backend
codegen
13
false
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
tools
nextcoder
21
false
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> What are the common types of network accelerators and their typical use cases for improving internet speed or accessing geo-restricted content? <|assistant|> Network acceleratio...
agentic
fable
20
true
<|im_start|>system You are a helpful coding assistant.<|im_end|> <|im_start|>user Provide the best response to a given instruction. Follow the following steps to craft your response: 1. reason about the given instruction 2. provide a high-quality solution 3. offer a concise explanation 4. write tests to verify the corr...
backend
atlas
13
false
[FABLE5_TRACE] <|user|> Define a function RentAgreement(tenantname,landlordname, apartmentaddress ,leaseperiod,rentamount, includedutilities, latefeepolicy, guestpolicy, damagecharges,quiethours,groundsfor termination,cityrules) which takes in relevant inputs to form an unambiguous lease agreement between any tenant a...
agentic
fable
13
true
[FABLE5_TRACE] <|user|> Create a parametric function that calculates the probability an extrasolar planet discovered by the Kepler space observatory lies within 100 light-years of Earth, based on planet type, discovery year, and [other relevant parameters], with probabilities ranging from 0 to 1. <|assistant|> def ke...
agentic
fable
11
true
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
20
false
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
20
false
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> Last week during class, I missed the explanation about kidney failure. Could you summarize for me how to tell if I have kidney failure? <|assistant|> Kidney failure, or **Renal ...
agentic
fable
18
true
{"conversations": [{"from": "human", "value": "Write a Python generator function that yields batches of items from any iterable, where each batch is a list of up to N items. The last batch may be smaller than N."}, {"from": "gpt", "value": "```python\nfrom typing import Generator, Iterable, TypeVar\n\nT = TypeVar('T')\...
coding
codegen
9
false
[FABLE5_TRACE] <|user|> Explain in detail the architecture and interrelationship between hardware and software in a computer system, including key components, functions, and how they enable executable programs. Differentiate hardware from software by more than just physicality and code. <|assistant|> Hardware: The ph...
agentic
fable
18
true
{"conversations": [{"from": "human", "value": "Write a Python generator function that yields batches of items from any iterable, where each batch is a list of up to N items. The last batch may be smaller than N."}, {"from": "gpt", "value": "```python\nfrom typing import Generator, Iterable, TypeVar\n\nT = TypeVar('T')\...
coding
codegen
9
false
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Design a 'Weighted-Kademlia' where nodes have different capacities. A 'Super-Node' can ha...
agentic
fable
23
true
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
23
false
[FABLE5_TRACE] <|user|> Define a function f(x,y) that, given two variables x representing the number of famous living musicians named and y representing the percentage increase in music album sales from last year to this year, returns an integer z representing the chance that there are still many potentially famous...
agentic
fable
11
true
{"conversations": [{"from": "human", "value": "Write pytest tests for a function calculate_discount(price, discount_percent) that returns the discounted price. Include parametrized tests for normal cases, edge cases (0%, 100%), and tests that verify exceptions are raised for invalid inputs (negative price, percent > 10...
backend
codegen
13
false
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Design a 'Wait-Free Work-Stealing' scheduler for a multi-core matching engine that proces...
agentic
fable
26
true
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
20
false
[INSTANCE_ID] beetbox__beets-3085 [REPO] beetbox/beets [MODEL_PATCH] diff --git a/beets/ui/__init__.py b/beets/ui/__init__.py index d3c3dafc2..58efb0a52 100644 --- a/beets/ui/__init__.py +++ b/beets/ui/__init__.py @@ -408,8 +408,18 @@ def input_select_objects(prompt, objs, rep): out = [] for obj in ...
tools
swehero
37
false
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> Build a Python script to convert Excel spreadsheets to CSV. <|assistant|> To convert Excel files to CSV using Python, the most robust approach is utilizing the **Pandas** librar...
agentic
fable
27
true
[FABLE5_TRACE] <|user|> Provide a complete, production-ready implementation of high-performance concurrent hashmap in Rust with lock-free reads with extensive comments explaining Mythos-level optimizations for cache locality and branch prediction. <|assistant|> Drawing from the autonomous, frontier-level reasoning ch...
agentic
fable
19
true
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> Is the Fukushima Daiichi nuclear power plant's wastewater discharge plan truly safe? <|assistant|> The safety of the Advanced Liquid Processing System (ALPS) treated water disch...
agentic
fable
16
true
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Implement an OR-Set where the unique tags are generated using 'Snowflake IDs'. Ensure the...
agentic
fable
26
true
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
23
false
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
23
false
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
22
false
[FABLE5_TRACE] <|user|> Company: $5M revenue, 91% YoY growth, 66% gross margin, 10% net margin, $23M cash. Model 3-year projections and recommend raise Series A or pursue profitability. <|assistant|> <think> I need to think about this as a systems design problem. Let me start by clarifying the requirements: - Functi...
agentic
fable
21
true
[FABLE5_TRACE] <|user|> Reverse-engineer a patch for a missing authentication in rabbitmq. Explain pre-patch vulnerability, why it is exploitable, and how the fix addresses it. <|assistant|> <think> Let me trace through this system-level problem methodically. Starting from the bottom of the stack: the hardware provi...
agentic
fable
17
true
[FABLE5_TRACE] <|user|> Refactor and harden an existing implementation of high-performance concurrent hashmap in Rust with lock-free reads for maximum security and performance. Show before/after metrics and formal verification steps. <|assistant|> Drawing from the autonomous, frontier-level reasoning characteristic o...
agentic
fable
19
true
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> The number of boys in a class is $\frac{5}{6}$ of the number of girls. Later, 1 more boy transferred in from another school. At this point, the number of boys is 7 times the numb...
agentic
fable
15
true
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> Let $b, c, d, e$ be real numbers such that the polynomial equation $x^5 - 20x^4 + bx^3 + cx^2 + dx + e = 0$ has only real roots. Find the largest possible value of $b$. <|assist...
agentic
fable
13
true
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Implement a 'Prefetch-Aware' packet processor in Go. Use the `PREFETCHT0` and `PREFETCHW`...
agentic
fable
22
true
[FABLE5_TRACE] <|user|> Create a step-by-step guide for performing a science experiment demonstrating the properties of static electricity using easily obtainable household materials. Include safety considerations and cautions as needed, as well as possible extension experiments to explore further. <|assistant|> Mate...
agentic
fable
11
true
[FABLE5_TRACE] <|user|> Explain in detail how to build and operate an equitable public transportation system serving a major city with over a million residents from diverse racial, economic, and ability backgrounds. The explanation should outline different aspects of the system like the types of vehicles used includin...
agentic
fable
16
true
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> I need to find two integers whose product is 144 and whose difference is 10. Can you calculate them for me? <|assistant|> To find two integers with a product of 144 and a differ...
agentic
fable
12
true
[FABLE5_TRACE] <|system|> You are Mythos-Coder, a coding agent that inspects the task, makes a concise plan, edits safely, verifies results, and explains fixes clearly. When the user asks for code, output complete runnable code. <|user|> Create rAF skateboard trick animation demo code (variant 586) with easing. Retur...
agentic
fable
14
true
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
tools
nextcoder
19
false
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> Find all values of $m$ such that the quadratic inequality $mx^2 - 2(m-1)x - m - 5 < 0$ has roots in the interval $x \in [a, a+2]$ for some real number $a$. <|assistant|> Let the...
agentic
fable
15
true
<|im_start|>system You are a helpful coding assistant.<|im_end|> <|im_start|>user Provide the best response to a given instruction. Follow the following steps to craft your response: 1. reason about the given instruction 2. provide a high-quality solution 3. offer a concise explanation 4. write tests to verify the corr...
backend
atlas
13
false
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> My fear of public speaking is affecting my career. <|assistant|> It is important to recognize that **glossophobia**—the fear of public speaking—is one of the most common anxieti...
agentic
fable
14
true
[FABLE5_TRACE] <|user|> Determine significant musicians apart from Jakob Handl, Wolfgang Amadeus Mozart,Giovanni Palestrina,Josquin des Prez and Thomas Tallis who established their work inside the Renaissance period comprising of the interval from probably around 1400 to 1600, focusing specifically on those influentia...
agentic
fable
13
true
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
21
false
[FABLE5_TRACE] <|user|> Calculate the asymptotic worst case time and space complexity of comparing three given algorithms for sorting a list of n complex objects or data structures with non uniform weights, justifying your analysis of algorithms with respect to factors like comparisons, data movement, recursion, and a...
agentic
fable
13
true
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Implement a 'Multi-Paxos' instance in Python that supports 'Pipelining'. The 'Commit-Slot...
agentic
fable
22
true
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> Let numbers $z_1, z_2, \ldots, z_n \in \mathbb{C}$ such that $|z_1| = |z_2| = \cdots = |z_n| = 2$ and $z_1 + z_2 + \cdots + z_n = [\text{Re}z_1] + [\text{Re}z_2] + \cdots + [\tex...
agentic
fable
14
true
[FABLE5_TRACE] <|user|> Explain in 5 steps how to properly organize a set of code files for a beginner Python project. The explanation should cover: 1. Creating the main project folder 2. Naming conventions for files 3. Organizing files into subfolders like 'scripts', 'tests', 'docs', etc. 4. Using an __in...
agentic
fable
12
true
[FABLE5_TRACE] <|user|> Identify five specific strategies to help a young child develop better lane-keeping ability while riding a bike through video observation and coached practice. Prioritize strategies that provide the highest level of positional accuracy and precision while minimizing mistakes. <|assistant|> 1. ...
agentic
fable
11
true
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Design a 'Maglev Train Network Optimizer'. The UI is a top-down schematic of a futuristic...
agentic
fable
28
true
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Design a 'Safe Integer Overflow' detector. For a given eBPF program, use range tracking t...
agentic
fable
25
true
<|im_start|>system You are a helpful coding assistant.<|im_end|> <|im_start|>user Provide the best response to a given instruction. Follow the following steps to craft your response: 1. reason about the given instruction 2. provide a high-quality solution 3. offer a concise explanation 4. write tests to verify the corr...
coding
atlas
15
false
{"conversations": [{"from": "human", "value": "Implement an LRU (Least Recently Used) cache in Python with O(1) get and put operations, a fixed capacity, and support for the standard dict-like interface. Do not use functools.lru_cache."}, {"from": "gpt", "value": "```python\nfrom collections import OrderedDict\n\n\ncla...
backend
codegen
13
false
{"conversations": [{"from": "human", "value": "Write a Python class that wraps the requests library with automatic retry logic: up to 3 retries, exponential backoff starting at 1 second, retry only on 429 and 5xx status codes, and raise an exception after all retries are exhausted."}, {"from": "gpt", "value": "```pytho...
agentic
codegen
11
false
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Design a Smith-Waterman kernel that uses 'Read-Only Data Cache' (`__ldg`) for the target ...
agentic
fable
20
true
{"conversations": [{"from": "human", "value": "Write pytest tests for a function calculate_discount(price, discount_percent) that returns the discounted price. Include parametrized tests for normal cases, edge cases (0%, 100%), and tests that verify exceptions are raised for invalid inputs (negative price, percent > 10...
backend
codegen
13
false
[FABLE5_TRACE] <|user|> Describe at least 5 major scientific discoveries in the past century that have advanced human knowledge and understanding of the world. <|assistant|> 1. The discovery of DNA's structure by James Watson and Francis Crick in 1953. This fundamentally changed our understanding of genetics and here...
agentic
fable
11
true
<|im_start|>system You are a helpful coding assistant.<|im_end|> <|im_start|>user Provide the best response to a given instruction. Follow the following steps to craft your response: 1. reason about the given instruction 2. provide a high-quality solution 3. offer a concise explanation 4. write tests to verify the corr...
coding
atlas
13
false
{"conversations": [{"from": "human", "value": "Write a Python generator function that yields batches of items from any iterable, where each batch is a list of up to N items. The last batch may be smaller than N."}, {"from": "gpt", "value": "```python\nfrom typing import Generator, Iterable, TypeVar\n\nT = TypeVar('T')\...
coding
codegen
9
false
[INPUT] [{"role": "system", "content": "You are an expert code editor. Given an instruction and original code, produce the edited code that satisfies the requirements. Write only the complete modified code in your response.\n\nBefore responding, reason through the problem in a <think> block."}, {"role": "user", "conten...
frontend
nextcoder
22
false
{"conversations": [{"from": "human", "value": "Write a Python generator function that yields batches of items from any iterable, where each batch is a list of up to N items. The last batch may be smaller than N."}, {"from": "gpt", "value": "```python\nfrom typing import Generator, Iterable, TypeVar\n\nT = TypeVar('T')\...
coding
codegen
9
false
{"conversations": [{"from": "human", "value": "Write a Python generator function that yields batches of items from any iterable, where each batch is a list of up to N items. The last batch may be smaller than N."}, {"from": "gpt", "value": "```python\nfrom typing import Generator, Iterable, TypeVar\n\nT = TypeVar('T')\...
coding
codegen
9
false
[FABLE5_TRACE] <|system|> You are an AI designed to communicate and reason with a deeply natural, authentic, and human-like style. <|user|> If I plan to buy a pair of jeans and some clothes, where would be the most appropriate place to go? Please analyze these options: (A) Shopping Mall, (B) Museum, (C) Laundromat, (...
agentic
fable
11
true
[FABLE5_TRACE] <|system|> You are an elite software engineer AI who thinks and responds like a real person. Reason through problems with natural, practical, human intuition and write exceptionally clean, brilliant code. <|user|> Implement 'SSTable Index Binary Search' optimization. During the merge, when fetching blo...
agentic
fable
21
true
{"conversations": [{"from": "human", "value": "Write a Rust function that takes a slice of strings, filters out empty strings, trims whitespace, converts to uppercase, deduplicates (preserving first occurrence order), and returns a Vec<String>."}, {"from": "gpt", "value": "```rust\nuse std::collections::HashSet;\n\nfn ...
coding
codegen
8
false
{"conversations": [{"from": "human", "value": "Write a Rust function that takes a slice of strings, filters out empty strings, trims whitespace, converts to uppercase, deduplicates (preserving first occurrence order), and returns a Vec<String>."}, {"from": "gpt", "value": "```rust\nuse std::collections::HashSet;\n\nfn ...
coding
codegen
8
false
{"conversations": [{"from": "human", "value": "Write a Rust function that takes a slice of strings, filters out empty strings, trims whitespace, converts to uppercase, deduplicates (preserving first occurrence order), and returns a Vec<String>."}, {"from": "gpt", "value": "```rust\nuse std::collections::HashSet;\n\nfn ...
coding
codegen
8
false
{"conversations": [{"from": "human", "value": "Write a Rust function that takes a slice of strings, filters out empty strings, trims whitespace, converts to uppercase, deduplicates (preserving first occurrence order), and returns a Vec<String>."}, {"from": "gpt", "value": "```rust\nuse std::collections::HashSet;\n\nfn ...
coding
codegen
8
false