Convert dataset to Parquet

Convert dataset to Parquet.

README.md

@@ -1,3 +1,29 @@
 ---
 license: mit
+dataset_info:
+  features:
+  - name: problem
+    dtype: string
+  - name: level
+    dtype: string
+  - name: solution
+    dtype: string
+  - name: type
+    dtype: string
+  splits:
+  - name: train
+    num_bytes: 5984772
+    num_examples: 7500
+  - name: test
+    num_bytes: 3732833
+    num_examples: 5000
+  download_size: 4848021
+  dataset_size: 9717605
+configs:
+- config_name: default
+  data_files:
+  - split: train
+    path: data/train-*
+  - split: test
+    path: data/test-*
 ---

data/test-00000-of-00001.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7dca8d6e41af88ecf82f2b5f36eb5530e083aaaa86ee325f62bd5c31535178c6
+size 1855870

data/train-00000-of-00001.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:eca6e667f4305dd5e5ba09b4fd55e7f3174a0fbe361cdfd4c44758b593a76933
+size 2992151