codedebugger / outputs /trained_scores.json
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{
"format_version": 1,
"model": "unsloth/Llama-3.2-1B-Instruct-GRPO",
"timestamp": "2026-04-25T08:30:03.894494",
"results": [
{
"problem_id": "bug_001",
"difficulty": "easy",
"title": "Off-by-one in list index",
"n_iterations": 1,
"final_reward": 100.0,
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{
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{
"problem_id": "bug_002",
"difficulty": "easy",
"title": "Wrong comparison operator (> instead of >=)",
"n_iterations": 1,
"final_reward": 100.0,
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{
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{
"problem_id": "bug_003",
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"title": "Missing return statement",
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{
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{
"problem_id": "bug_004",
"difficulty": "easy",
"title": "Wrong variable name used",
"n_iterations": 1,
"final_reward": 90.0,
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{
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{
"problem_id": "bug_005",
"difficulty": "easy",
"title": "Wrong string method: split vs strip",
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{
"problem_id": "bug_006",
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"title": "Missing -1 in length calculation",
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{
"problem_id": "bug_007",
"difficulty": "easy",
"title": "Wrong list method: append vs extend",
"n_iterations": 3,
"final_reward": 45.0,
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{
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{
"problem_id": "bug_008",
"difficulty": "easy",
"title": "Comparing to None with == instead of is",
"n_iterations": 1,
"final_reward": 100.0,
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{
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{
"problem_id": "bug_009",
"difficulty": "easy",
"title": "Integer division instead of float division",
"n_iterations": 1,
"final_reward": 100.0,
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},
{
"problem_id": "bug_010",
"difficulty": "easy",
"title": "Wrong list index: -1 vs 0",
"n_iterations": 1,
"final_reward": 100.0,
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{
"iteration": 1,
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},
{
"problem_id": "bug_011",
"difficulty": "medium",
"title": "Wrong loop termination condition",
"n_iterations": 1,
"final_reward": 100.0,
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"solved": true,
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{
"iteration": 1,
"fix_result": {
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"method": "local_llm"
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},
{
"problem_id": "bug_012",
"difficulty": "medium",
"title": "Wrong recursion base case value",
"n_iterations": 1,
"final_reward": 70.0,
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"iter1_reward": 70.0,
"best_iter": 1,
"best_code": "def factorial(n):\n if n == 0:\n return 1\n return n * factorial(n - 1)",
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"iterations": [
{
"iteration": 1,
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]
},
{
"problem_id": "bug_013",
"difficulty": "medium",
"title": "Wrong sort order (missing reverse=True)",
"n_iterations": 1,
"final_reward": 100.0,
"best_reward": 100.0,
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"best_iter": 1,
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{
"iteration": 1,
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},
{
"problem_id": "bug_014",
"difficulty": "medium",
"title": "Missing edge case for empty list",
"n_iterations": 1,
"final_reward": 70.0,
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{
"iteration": 1,
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},
{
"problem_id": "bug_015",
"difficulty": "medium",
"title": "Wrong string format (% vs .format)",
"n_iterations": 1,
"final_reward": 97.0,
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"best_iter": 1,
"best_code": "def greet(name, age):\n return 'Hello %s, you are %d years old' % (name, age)",
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"solved": true,
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{
"iteration": 1,
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"method": "local_llm"
},
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},
{
"problem_id": "bug_016",
"difficulty": "medium",
"title": "Wrong dictionary key access",
"n_iterations": 1,
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{
"iteration": 1,
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},
{
"problem_id": "bug_017",
"difficulty": "medium",
"title": "Wrong boolean logic (and vs or)",
"n_iterations": 1,
"final_reward": 100.0,
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{
"iteration": 1,
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},
{
"problem_id": "bug_018",
"difficulty": "medium",
"title": "Wrong range bounds (range(n) vs range(n+1))",
"n_iterations": 1,
"final_reward": 100.0,
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{
"iteration": 1,
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"safety_score": 10.0,
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"anti_hack_penalty": 0.0,
"process_bonus": 3.0
},
"done": true,
"info": {
"solved": true,
"safety_violations": [],
"anti_hack_failed": false
}
}
]
},
{
"problem_id": "bug_019",
"difficulty": "medium",
"title": "Missing int() type conversion",
"n_iterations": 3,
"final_reward": 42.0,
"best_reward": 42.0,
"iter1_reward": 42.0,
"best_iter": 1,
"best_code": "def double_str(s):\n return''.join([s] * 2)",
"reward_gain": 0.0,
"tests_passed_final": 0,
"tests_total": 4,
"solved": false,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "def double_str(s):\n return''.join([s] * 2)",
"method": "local_llm"
},
"reward": {
"total": 42.0,
"test_score": 0.0,
"fix_quality": 20.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": 0.0,
"process_bonus": 0.0
},
"done": false,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": false
}
},
{
"iteration": 2,
"fix_result": {
"fixed_code": "def double_str(s):\n return s + s",
"method": "local_llm"
},
"reward": {
"total": 42.0,
"test_score": 0.0,
"fix_quality": 20.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": 0.0,
"process_bonus": 0.0
},
"done": false,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": false
}
},
{
"iteration": 3,
"fix_result": {
"fixed_code": "def double_str(s):\n return s +'' + s",
"method": "local_llm"
},
"reward": {
"total": 42.0,
"test_score": 0.0,
"fix_quality": 20.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": 0.0,
"process_bonus": 0.0
},
"done": true,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": false
}
}
]
},
{
"problem_id": "bug_020",
"difficulty": "medium",
"title": "Wrong list slicing ([1:] vs [:1])",
"n_iterations": 1,
"final_reward": 100.0,
"best_reward": 100.0,
"iter1_reward": 100.0,
"best_iter": 1,
"best_code": "def tail(lst):\n return lst[1:]",
"reward_gain": 0.0,
"tests_passed_final": 4,
"tests_total": 4,
"solved": true,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "def tail(lst):\n return lst[1:]",
"method": "local_llm"
},
"reward": {
"total": 100.0,
"test_score": 30.0,
"fix_quality": 20.0,
"format_score": 12.0,
"speed_score": 10.0,
"safety_score": 10.0,
"improvement_score": 15.0,
"anti_hack_penalty": 0.0,
"process_bonus": 3.0
},
"done": true,
"info": {
"solved": true,
"safety_violations": [],
"anti_hack_failed": false
}
}
]
},
{
"problem_id": "bug_021",
"difficulty": "hard",
"title": "Binary search off-by-one in mid update",
"n_iterations": 1,
"final_reward": 60.0,
"best_reward": 60.0,
"iter1_reward": 60.0,
"best_iter": 1,
"best_code": "def binary_search(arr, target):\n lo, hi = 0, len(arr) - 1\n while lo <= hi:\n mid = (lo + hi) // 2\n if arr[mid] == target:\n return mid\n elif arr[mid] < target:\n lo = mid + 1\n else:\n hi = mid - 1\n return -1",
"reward_gain": 0.0,
"tests_passed_final": 4,
"tests_total": 4,
"solved": true,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "def binary_search(arr, target):\n lo, hi = 0, len(arr) - 1\n while lo <= hi:\n mid = (lo + hi) // 2\n if arr[mid] == target:\n return mid\n elif arr[mid] < target:\n lo = mid + 1\n else:\n hi = mid - 1\n return -1",
"method": "local_llm"
},
"reward": {
"total": 60.0,
"test_score": 30.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 10.0,
"safety_score": 10.0,
"improvement_score": 15.0,
"anti_hack_penalty": -30.0,
"process_bonus": 3.0
},
"done": true,
"info": {
"solved": true,
"safety_violations": [],
"anti_hack_failed": true
}
}
]
},
{
"problem_id": "bug_022",
"difficulty": "hard",
"title": "Wrong DP state transition (Fibonacci)",
"n_iterations": 3,
"final_reward": 20.0,
"best_reward": 35.0,
"iter1_reward": 35.0,
"best_iter": 1,
"best_code": "def fib_dp(n):\n if n <= 1:\n return 1\n dp = [0] * (n + 1)\n dp[1] = 1\n for i in range(2, n + 1):\n dp[i] = dp[i - 1] + dp[i - 2]\n return dp[n]",
"reward_gain": 0.0,
"tests_passed_final": 3,
"tests_total": 4,
"solved": false,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "def fib_dp(n):\n if n <= 1:\n return 1\n dp = [0] * (n + 1)\n dp[1] = 1\n for i in range(2, n + 1):\n dp[i] = dp[i - 1] + dp[i - 2]\n return dp[n]",
"method": "local_llm"
},
"reward": {
"total": 35.0,
"test_score": 15.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 15.0,
"anti_hack_penalty": -30.0,
"process_bonus": 3.0
},
"done": false,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": true
}
},
{
"iteration": 2,
"fix_result": {
"fixed_code": "def fib_dp(n):\n if n <= 1:\n return 1\n dp = [0] * (n + 1)\n dp[1] = 1\n dp[2] = 1\n for i in range(3, n + 1):\n dp[i] = dp[i - 1] + dp[i - 2]\n return dp[n]",
"method": "local_llm"
},
"reward": {
"total": 20.0,
"test_score": 15.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": -30.0,
"process_bonus": 3.0
},
"done": false,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": true
}
},
{
"iteration": 3,
"fix_result": {
"fixed_code": "def fib_dp(n):\n if n <= 1:\n return 1\n dp = [0] * (n + 1)\n dp[1] = 1\n dp[2] = 1\n for i in range(3, n + 1):\n dp[i] = dp[i - 1] + dp[i - 2]\n return dp[n]",
"method": "local_llm"
},
"reward": {
"total": 20.0,
"test_score": 15.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": -30.0,
"process_bonus": 3.0
},
"done": true,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": true
}
}
]
},
{
"problem_id": "bug_023",
"difficulty": "hard",
"title": "Wrong graph traversal: visited check in wrong place",
"n_iterations": 1,
"final_reward": 97.0,
"best_reward": 97.0,
"iter1_reward": 97.0,
"best_iter": 1,
"best_code": "from collections import deque\n\ndef bfs_count(graph, start):\n visited = set()\n queue = deque([start])\n count = 0\n while queue:\n node = queue.popleft()\n if node in visited:\n continue\n visited.add(node)\n count += 1\n for nb in graph.get(node, []):\n queue.append(nb)\n return count",
"reward_gain": 0.0,
"tests_passed_final": 4,
"tests_total": 4,
"solved": true,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "from collections import deque\n\ndef bfs_count(graph, start):\n visited = set()\n queue = deque([start])\n count = 0\n while queue:\n node = queue.popleft()\n if node in visited:\n continue\n visited.add(node)\n count += 1\n for nb in graph.get(node, []):\n queue.append(nb)\n return count",
"method": "local_llm"
},
"reward": {
"total": 97.0,
"test_score": 30.0,
"fix_quality": 20.0,
"format_score": 12.0,
"speed_score": 10.0,
"safety_score": 10.0,
"improvement_score": 15.0,
"anti_hack_penalty": 0.0,
"process_bonus": 0.0
},
"done": true,
"info": {
"solved": true,
"safety_violations": [],
"anti_hack_failed": false
}
}
]
},
{
"problem_id": "bug_024",
"difficulty": "hard",
"title": "Missing memoization causing exponential recursion",
"n_iterations": 3,
"final_reward": 10.0,
"best_reward": 10.0,
"iter1_reward": 10.0,
"best_iter": 1,
"best_code": "def fib_memo(n, memo={}):\n if n <= 1:\n return 1\n elif n in memo:\n return memo[n]\n else:\n result = fib_memo(n - 1, memo) + fib_memo(n - 2, memo)\n memo[n] = result\n return result",
"reward_gain": 0.0,
"tests_passed_final": 1,
"tests_total": 4,
"solved": false,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "def fib_memo(n, memo={}):\n if n <= 1:\n return 1\n elif n in memo:\n return memo[n]\n else:\n result = fib_memo(n - 1, memo) + fib_memo(n - 2, memo)\n memo[n] = result\n return result",
"method": "local_llm"
},
"reward": {
"total": 10.0,
"test_score": 5.0,
"fix_quality": 5.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 5.0,
"anti_hack_penalty": -30.0,
"process_bonus": 3.0
},
"done": false,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": true
}
},
{
"iteration": 2,
"fix_result": {
"fixed_code": "def fib_memo(n):\n if n <= 1:\n return 1\n else:\n result = fib_memo(n - 1) + fib_memo(n - 2)\n return result",
"method": "local_llm"
},
"reward": {
"total": 10.0,
"test_score": 5.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": -30.0,
"process_bonus": 3.0
},
"done": false,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": true
}
},
{
"iteration": 3,
"fix_result": {
"fixed_code": "def fib_memo(n):\n if n <= 1:\n return 1\n else:\n return fib_memo(n - 1) + fib_memo(n - 2)",
"method": "local_llm"
},
"reward": {
"total": 10.0,
"test_score": 5.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": -30.0,
"process_bonus": 3.0
},
"done": true,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": true
}
}
]
},
{
"problem_id": "bug_025",
"difficulty": "hard",
"title": "Wrong two-pointer movement direction",
"n_iterations": 1,
"final_reward": 60.0,
"best_reward": 60.0,
"iter1_reward": 60.0,
"best_iter": 1,
"best_code": "def two_sum_sorted(arr, target):\n lo, hi = 0, len(arr) - 1\n while lo < hi:\n s = arr[lo] + arr[hi]\n if s == target:\n return [lo, hi]\n elif s < target:\n lo += 1\n else:\n hi -= 1\n return []",
"reward_gain": 0.0,
"tests_passed_final": 4,
"tests_total": 4,
"solved": true,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "def two_sum_sorted(arr, target):\n lo, hi = 0, len(arr) - 1\n while lo < hi:\n s = arr[lo] + arr[hi]\n if s == target:\n return [lo, hi]\n elif s < target:\n lo += 1\n else:\n hi -= 1\n return []",
"method": "local_llm"
},
"reward": {
"total": 60.0,
"test_score": 30.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 10.0,
"safety_score": 10.0,
"improvement_score": 15.0,
"anti_hack_penalty": -30.0,
"process_bonus": 3.0
},
"done": true,
"info": {
"solved": true,
"safety_violations": [],
"anti_hack_failed": true
}
}
]
},
{
"problem_id": "bug_026",
"difficulty": "hard",
"title": "Wrong greedy choice (min vs max)",
"n_iterations": 1,
"final_reward": 100.0,
"best_reward": 100.0,
"iter1_reward": 100.0,
"best_iter": 1,
"best_code": "def greedy_knapsack(weights, capacity):\n weights = sorted(weights, reverse=True)\n total = 0\n for w in weights:\n if total + w <= capacity:\n total += w\n return total",
"reward_gain": 0.0,
"tests_passed_final": 4,
"tests_total": 4,
"solved": true,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "def greedy_knapsack(weights, capacity):\n weights = sorted(weights, reverse=True)\n total = 0\n for w in weights:\n if total + w <= capacity:\n total += w\n return total",
"method": "local_llm"
},
"reward": {
"total": 100.0,
"test_score": 30.0,
"fix_quality": 20.0,
"format_score": 12.0,
"speed_score": 10.0,
"safety_score": 10.0,
"improvement_score": 15.0,
"anti_hack_penalty": 0.0,
"process_bonus": 3.0
},
"done": true,
"info": {
"solved": true,
"safety_violations": [],
"anti_hack_failed": false
}
}
]
},
{
"problem_id": "bug_027",
"difficulty": "hard",
"title": "Off-by-one in sliding window boundary",
"n_iterations": 3,
"final_reward": 40.0,
"best_reward": 45.0,
"iter1_reward": 45.0,
"best_iter": 1,
"best_code": "def max_window_sum(arr, k):\n window = sum(arr[:k])\n best = window\n for i in range(k, len(arr)):\n window += arr[i + k - 1] - arr[i - k]\n best = max(best, window)\n return best",
"reward_gain": 0.0,
"tests_passed_final": 1,
"tests_total": 4,
"solved": false,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "def max_window_sum(arr, k):\n window = sum(arr[:k])\n best = window\n for i in range(k, len(arr)):\n window += arr[i + k - 1] - arr[i - k]\n best = max(best, window)\n return best",
"method": "local_llm"
},
"reward": {
"total": 45.0,
"test_score": 5.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 5.0,
"anti_hack_penalty": 0.0,
"process_bonus": 3.0
},
"done": false,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": false
}
},
{
"iteration": 2,
"fix_result": {
"fixed_code": "def max_window_sum(arr, k):\n window = sum(arr[:k])\n best = window\n for i in range(k, len(arr)):\n window += arr[i + k - 1] - arr[i - k]\n best = max(best, window)\n if i >= k - 1:\n window -= arr[i - k + 1] - arr[i - k]\n return best",
"method": "local_llm"
},
"reward": {
"total": 40.0,
"test_score": 5.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": 0.0,
"process_bonus": 3.0
},
"done": false,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": false
}
},
{
"iteration": 3,
"fix_result": {
"fixed_code": "def max_window_sum(arr, k):\n window = sum(arr[:k])\n best = window\n for i in range(k, len(arr)):\n window += arr[i + k - 1] - arr[i - k]\n window -= arr[i - k + 1] - arr[i - k]\n best = max(best, window)\n if i >= k - 1:\n window = window + arr[i + k - 1] - arr[i - k]\n return best",
"method": "local_llm"
},
"reward": {
"total": 40.0,
"test_score": 5.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": 0.0,
"process_bonus": 3.0
},
"done": true,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": false
}
}
]
},
{
"problem_id": "bug_028",
"difficulty": "hard",
"title": "Wrong merge logic in merge sort",
"n_iterations": 3,
"final_reward": 45.0,
"best_reward": 55.0,
"iter1_reward": 55.0,
"best_iter": 1,
"best_code": "def merge(left, right):\n result = []\n i = j = 0\n while i < len(left) and j < len(right):\n if left[i] > right[j]:\n result.append(left[i])\n i += 1\n elif right[j] > left[i]:\n result.append(right[j])\n j += 1\n else:\n result.append(left[i])\n result.append(right[j])\n i += 1\n j += 1\n result.extend(left[i:])\n result.extend(right[j:])\n return result",
"reward_gain": 0.0,
"tests_passed_final": 2,
"tests_total": 4,
"solved": false,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "def merge(left, right):\n result = []\n i = j = 0\n while i < len(left) and j < len(right):\n if left[i] > right[j]:\n result.append(left[i])\n i += 1\n elif right[j] > left[i]:\n result.append(right[j])\n j += 1\n else:\n result.append(left[i])\n result.append(right[j])\n i += 1\n j += 1\n result.extend(left[i:])\n result.extend(right[j:])\n return result",
"method": "local_llm"
},
"reward": {
"total": 55.0,
"test_score": 10.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 10.0,
"anti_hack_penalty": 0.0,
"process_bonus": 3.0
},
"done": false,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": false
}
},
{
"iteration": 2,
"fix_result": {
"fixed_code": "def merge(left, right):\n result = []\n i = j = 0\n while i < len(left) and j < len(right):\n if left[i] > right[j]:\n result.append(left[i])\n i += 1\n elif right[j] > left[i]:\n result.append(right[j])\n j += 1\n else:\n result.append(left[i])\n result.append(right[j])\n i += 1\n j += 1\n result.extend(left[i:])\n result.extend(right[j:])\n return result",
"method": "local_llm"
},
"reward": {
"total": 45.0,
"test_score": 10.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": 0.0,
"process_bonus": 3.0
},
"done": false,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": false
}
},
{
"iteration": 3,
"fix_result": {
"fixed_code": "def merge(left, right):\n result = []\n i = j = 0\n while i < len(left) and j < len(right):\n if left[i] > right[j]:\n result.append(left[i])\n i += 1\n elif right[j] > left[i]:\n result.append(right[j])\n j += 1\n else:\n result.append(left[i])\n result.append(right[j])\n i += 1\n j += 1\n result.extend(left[i:])\n result.extend(right[j:])\n return result",
"method": "local_llm"
},
"reward": {
"total": 45.0,
"test_score": 10.0,
"fix_quality": 10.0,
"format_score": 12.0,
"speed_score": 0.0,
"safety_score": 10.0,
"improvement_score": 0.0,
"anti_hack_penalty": 0.0,
"process_bonus": 3.0
},
"done": true,
"info": {
"solved": false,
"safety_violations": [],
"anti_hack_failed": false
}
}
]
},
{
"problem_id": "bug_029",
"difficulty": "hard",
"title": "Wrong heap operation (push vs pop)",
"n_iterations": 1,
"final_reward": 97.0,
"best_reward": 97.0,
"iter1_reward": 97.0,
"best_iter": 1,
"best_code": "import heapq\n\ndef kth_largest(nums, k):\n heap = []\n for n in nums:\n heapq.heappush(heap, n)\n if len(heap) > k:\n heapq.heappop(heap)\n return heap[0]",
"reward_gain": 0.0,
"tests_passed_final": 4,
"tests_total": 4,
"solved": true,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "import heapq\n\ndef kth_largest(nums, k):\n heap = []\n for n in nums:\n heapq.heappush(heap, n)\n if len(heap) > k:\n heapq.heappop(heap)\n return heap[0]",
"method": "local_llm"
},
"reward": {
"total": 97.0,
"test_score": 30.0,
"fix_quality": 20.0,
"format_score": 12.0,
"speed_score": 10.0,
"safety_score": 10.0,
"improvement_score": 15.0,
"anti_hack_penalty": 0.0,
"process_bonus": 0.0
},
"done": true,
"info": {
"solved": true,
"safety_violations": [],
"anti_hack_failed": false
}
}
]
},
{
"problem_id": "bug_030",
"difficulty": "hard",
"title": "Wrong backtracking: missing undo step",
"n_iterations": 1,
"final_reward": 97.0,
"best_reward": 97.0,
"iter1_reward": 97.0,
"best_iter": 1,
"best_code": "def permutations(nums):\n result = []\n def backtrack(path, remaining):\n if not remaining:\n result.append(path[:])\n return\n for i in range(len(remaining)):\n path.append(remaining[i])\n backtrack(path, remaining[:i] + remaining[i+1:])\n path.pop()\n backtrack([], nums)\n return sorted(result)",
"reward_gain": 0.0,
"tests_passed_final": 4,
"tests_total": 4,
"solved": true,
"iterations": [
{
"iteration": 1,
"fix_result": {
"fixed_code": "def permutations(nums):\n result = []\n def backtrack(path, remaining):\n if not remaining:\n result.append(path[:])\n return\n for i in range(len(remaining)):\n path.append(remaining[i])\n backtrack(path, remaining[:i] + remaining[i+1:])\n path.pop()\n backtrack([], nums)\n return sorted(result)",
"method": "local_llm"
},
"reward": {
"total": 97.0,
"test_score": 30.0,
"fix_quality": 20.0,
"format_score": 12.0,
"speed_score": 10.0,
"safety_score": 10.0,
"improvement_score": 15.0,
"anti_hack_penalty": 0.0,
"process_bonus": 0.0
},
"done": true,
"info": {
"solved": true,
"safety_violations": [],
"anti_hack_failed": false
}
}
]
}
]
}