lcb-0108
0.000
Proposed solution
```python
import sys
from collections import deque
MOD = 998244353
def add(x, y):
return (x + y) % MOD
def mul(x, y):
return (x * y) % MOD
def solve(H, W, S):
dp = [0] * (H * W)
dp[0] = 1
for i in range(H * W):
if S[i // W][i % W] == 'A':
dp[i + 1] = add(dp[i + 1], 4 * dp[i])
else:
dp[i + 1] = add(dp[i + 1], 2 * dp[i])
ans = 0
for i in range(H * W):
if i % W == 0 or i % W + 1 == W or i // W == 0 or i // W + 1 == H:
ans = add(ans, dp[i])
return ans
def main():
input_data = sys.stdin.read().strip().splitlines()
T = int(input_data[0])
index = 1
results = []
for _ in range(T):
H, W = map(int, input_data[index].split())
S = [list(input_data[index + 1 + i]) for i in range(H)]
results.append(solve(H, W, S))
index += 1 + H
sys.stdout.write("\n".join(map(str, results)))
if __name__ == "__main__":
main()
```Test output (stdout)
F [100%]
=================================== FAILURES ===================================
_______________________________ test_lcb_0108[0] _______________________________
i = 0
@pytest.mark.parametrize("i", range(len(_CASES)))
def test_lcb_0108(i):
c = _CASES[i]
p = subprocess.run([sys.executable, str(_D / "solution.py")],
input=c["input"], capture_output=True, text=True, timeout=15)
> assert p.returncode == 0, f"runtime error: {p.stderr[-800:]}"
E AssertionError: runtime error: Traceback (most recent call last):
E File "/tmp/llmlab-lcb-0108-8l4c5c63/solution.py", line 39, in <module>
E main()
E File "/tmp/llmlab-lcb-0108-8l4c5c63/solution.py", line 34, in main
E results.append(solve(H, W, S))
E ^^^^^^^^^^^^^^
E File "/tmp/llmlab-lcb-0108-8l4c5c63/solution.py", line 19, in solve
E dp[i + 1] = add(dp[i + 1], 2 * dp[i])
E ~~^^^^^^^
E IndexError: list index out of range
E
E assert 1 == 0
E + where 1 = CompletedProcess(args=['/home/psc/miniconda3/bin/python', '/tmp/llmlab-lcb-0108-8l4c5c63/solution.py'], returncode=1, ...olve\n dp[i + 1] = add(dp[i + 1], 2 * dp[i])\n ~~^^^^^^^\nIndexError: list index out of range\n').returncode
test_lcb_0108.py:19: AssertionError
=========================== short test summary info ============================
FAILED test_lcb_0108.py::test_lcb_0108[0] - AssertionError: runtime error: Tr...
1 failed in 0.03s
Self-repair attempts
[
{
"total": 1,
"answer": "```python\nimport sys\nfrom collections import deque\n\nMOD = 998244353\n\ndef add(x, y):\n return (x + y) % MOD\n\ndef mul(x, y):\n return (x * y) % MOD\n\ndef solve(H, W, S):\n dp = [0] * (H * W)\n dp[0] = 1\n for i in range(H * W):\n if S[i // W][i % W] == 'A':\n dp[i + 1] = add(dp[i + 1], 4 * dp[i])\n else:\n dp[i + 1] = add(dp[i + 1], 2 * dp[i])\n ans = 0\n for i in range(H * W):\n if i % W == 0 or i % W + 1 == W or i // W == 0 or i // W + 1 == H:\n ans = add(ans, dp[i])\n return ans\n\ndef main():\n input_data = sys.stdin.read().strip().splitlines()\n T = int(input_data[0])\n index = 1\n results = []\n for _ in range(T):\n H, W = map(int, input_data[index].split())\n S = [list(input_data[index + 1 + i]) for i in range(H)]\n results.append(solve(H, W, S))\n index += 1 + H\n sys.stdout.write(\"\\n\".join(map(str, results)))\n\nif __name__ == \"__main__\":\n main()\n```",
"passed": 0,
"test_error": "F [100%]\n=================================== FAILURES ===================================\n_______________________________ test_lcb_0108[0] _______________________________\n\ni = 0\n\n @pytest.mark.parametrize(\"i\", range(len(_CASES)))\n def test_lcb_0108(i):\n c = _CASES[i]\n p = subprocess.run([sys.executable, str(_D / \"solution.py\")],\n input=c[\"input\"], capture_output=True, text=True, timeout=15)\n> assert p.returncode == 0, f\"runtime error: {p.stderr[-800:]}\"\nE AssertionError: runtime error: Traceback (most recent call last):\nE File \"/tmp/llmlab-lcb-0108-8l4c5c63/solution.py\", line 39, in <module>\nE main()\nE File \"/tmp/llmlab-lcb-0108-8l4c5c63/solution.py\", line 34, in main\nE results.append(solve(H, W, S))\nE ^^^^^^^^^^^^^^\nE File \"/tmp/llmlab-lcb-0108-8l4c5c63/solution.py\", line 19, in solve\nE dp[i + 1] = add(dp[i + 1], 2 * dp[i])\nE ~~^^^^^^^\nE IndexError: list index out of range\nE \nE assert 1 == 0\nE + where 1 = CompletedProcess(args=['/home/psc/miniconda3/bin/python', '/tmp/llmlab-lcb-0108-8l4c5c63/solution.py'], returncode=1, ...olve\\n dp[i + 1] = add(dp[i + 1], 2 * dp[i])\\n ~~^^^^^^^\\nIndexError: list index out of range\\n').returncode\n\ntest_lcb_0108.py:19: AssertionError\n=========================== short test summary info ============================\nFAILED test_lcb_0108.py::test_lcb_0108[0] - AssertionError: runtime error: Tr...\n1 failed in 0.03s"
},
{
"total": 1,
"answer": "```python\nimport sys\nfrom collections import deque\n\nMOD = 998244353\n\ndef add(x, y):\n return (x + y) % MOD\n\ndef mul(x, y):\n return (x * y) % MOD\n\ndef solve(H, W, S):\n dp = [0] * (H * W)\n dp[0] = 1\n for i in range(H * W):\n if S[i // W][i % W] == 'A':\n dp[i + 1] = add(dp[i + 1], 4 * dp[i])\n else:\n dp[i + 1] = add(dp[i + 1], 2 * dp[i])\n ans = 0\n for i in range(H * W):\n if i % W == 0 or i % W + 1 == W or i // W == 0 or i // W + 1 == H:\n ans = add(ans, dp[i])\n return ans\n\ndef main():\n input_data = sys.stdin.read().strip().splitlines()\n T = int(input_data[0])\n index = 1\n results = []\n for _ in range(T):\n H, W = map(int, input_data[index].split())\n S = [list(input_data[index + 1 + i]) for i in range(H)]\n results.append(solve(H, W, S))\n index += 1 + H\n sys.stdout.write(\"\\n\".join(map(str, results)))\n\nif __name__ == \"__main__\":\n main()\n```",
"passed": 0,
"test_error": "F [100%]\n=================================== FAILURES ===================================\n_______________________________ test_lcb_0108[0] _______________________________\n\ni = 0\n\n @pytest.mark.parametrize(\"i\", range(len(_CASES)))\n def test_lcb_0108(i):\n c = _CASES[i]\n p = subprocess.run([sys.executable, str(_D / \"solution.py\")],\n input=c[\"input\"], capture_output=True, text=True, timeout=15)\n> assert p.returncode == 0, f\"runtime error: {p.stderr[-800:]}\"\nE AssertionError: runtime error: Traceback (most recent call last):\nE File \"/tmp/llmlab-lcb-0108-5e8a6fab/solution.py\", line 39, in <module>\nE main()\nE File \"/tmp/llmlab-lcb-0108-5e8a6fab/solution.py\", line 34, in main\nE results.append(solve(H, W, S))\nE ^^^^^^^^^^^^^^\nE File \"/tmp/llmlab-lcb-0108-5e8a6fab/solution.py\", line 19, in solve\nE dp[i + 1] = add(dp[i + 1], 2 * dp[i])\nE ~~^^^^^^^\nE IndexError: list index out of range\nE \nE assert 1 == 0\nE + where 1 = CompletedProcess(args=['/home/psc/miniconda3/bin/python', '/tmp/llmlab-lcb-0108-5e8a6fab/solution.py'], returncode=1, ...olve\\n dp[i + 1] = add(dp[i + 1], 2 * dp[i])\\n ~~^^^^^^^\\nIndexError: list index out of range\\n').returncode\n\ntest_lcb_0108.py:19: AssertionError\n=========================== short test summary info ============================\nFAILED test_lcb_0108.py::test_lcb_0108[0] - AssertionError: runtime error: Tr...\n1 failed in 0.03s"
},
{
"total": 1,
"answer": "```python\nimport sys\nfrom collections import deque\n\nMOD = 998244353\n\ndef add(x, y):\n return (x + y) % MOD\n\ndef mul(x, y):\n return (x * y) % MOD\n\ndef solve(H, W, S):\n dp = [0] * (H * W)\n dp[0] = 1\n for i in range(H * W):\n if i < W and S[i // W][i % W] == 'A':\n dp[i + 1] = add(dp[i + 1], 4 * dp[i])\n elif i < W and S[i // W][i % W] == 'B':\n dp[i + 1] = add(dp[i + 1], 2 * dp[i])\n else:\n dp[i + 1] = add(dp[i + 1], 0)\n ans = 0\n for i in range(H * W):\n if i % W == 0 or i % W + 1 == W or i // W == 0 or i // W + 1 == H:\n ans = add(ans, dp[i])\n return ans\n\ndef main():\n input_data = sys.stdin.read().strip().splitlines()\n T = int(input_data[0])\n index = 1\n results = []\n for _ in range(T):\n H, W = map(int, input_data[index].split())\n S = [list(input_data[index + 1 + i]) for i in range(H)]\n results.append(solve(H, W, S))\n index += 1 + H\n sys.stdout.write(\"\\n\".join(map(str, results)))\n\nif __name__ == \"__main__\":\n main()\n```",
"passed": 0,
"test_error": ""
}
]System prompt
You are an expert programmer. Solve the task exactly as specified. Output your solution as fenced code blocks using the required file name(s) and the exact function/type signatures requested. Prefer correctness; do not include prose outside code unless asked.