Add NC1 dataset: s7

NC1/s7/dataset_dict.json

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+{"splits": ["train", "test"]}

NC1/s7/test/data-00000-of-00001.arrow

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+version https://git-lfs.github.com/spec/v1
+oid sha256:0c51ffab4c05d7a634866133f25b327ebdedc9f99c459aa8e829f27bfbaae796
+size 50306016

NC1/s7/test/dataset_info.json

@@ -0,0 +1,32 @@
+{
+  "citation": "",
+  "description": "",
+  "features": {
+    "input_sequence": {
+      "dtype": "string",
+      "_type": "Value"
+    },
+    "target": {
+      "dtype": "string",
+      "_type": "Value"
+    },
+    "sequence_length": {
+      "dtype": "int64",
+      "_type": "Value"
+    },
+    "group_degree": {
+      "dtype": "int64",
+      "_type": "Value"
+    },
+    "group_order": {
+      "dtype": "int64",
+      "_type": "Value"
+    },
+    "group_type": {
+      "dtype": "string",
+      "_type": "Value"
+    }
+  },
+  "homepage": "",
+  "license": ""
+}

NC1/s7/test/state.json

@@ -0,0 +1,13 @@
+{
+  "_data_files": [
+    {
+      "filename": "data-00000-of-00001.arrow"
+    }
+  ],
+  "_fingerprint": "b9b4200028f83db1",
+  "_format_columns": null,
+  "_format_kwargs": {},
+  "_format_type": null,
+  "_output_all_columns": false,
+  "_split": null
+}

NC1/s7/train/data-00000-of-00001.arrow

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:40f41142e3dda1ed50c53950ce85f8b0f3a8282bb9848970b1fe60c1e0766c46
+size 250287232

NC1/s7/train/dataset_info.json

@@ -0,0 +1,32 @@
+{
+  "citation": "",
+  "description": "",
+  "features": {
+    "input_sequence": {
+      "dtype": "string",
+      "_type": "Value"
+    },
+    "target": {
+      "dtype": "string",
+      "_type": "Value"
+    },
+    "sequence_length": {
+      "dtype": "int64",
+      "_type": "Value"
+    },
+    "group_degree": {
+      "dtype": "int64",
+      "_type": "Value"
+    },
+    "group_order": {
+      "dtype": "int64",
+      "_type": "Value"
+    },
+    "group_type": {
+      "dtype": "string",
+      "_type": "Value"
+    }
+  },
+  "homepage": "",
+  "license": ""
+}

NC1/s7/train/state.json

@@ -0,0 +1,13 @@
+{
+  "_data_files": [
+    {
+      "filename": "data-00000-of-00001.arrow"
+    }
+  ],
+  "_fingerprint": "1d4be5fba1545f40",
+  "_format_columns": null,
+  "_format_kwargs": {},
+  "_format_type": null,
+  "_output_all_columns": false,
+  "_split": null
+}