diff --git a/Luogu/P1262/data/P1262_2.in b/Luogu/P1262/data/P1262_2.in
new file mode 100644
index 00000000..2d61110a
--- /dev/null
+++ b/Luogu/P1262/data/P1262_2.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5f29b5cb046d29ca1972750bbca732fa99a2eb668c562035e3c88213491941eb
+size 79697
diff --git a/Luogu/P1262/data/P1262_2.out b/Luogu/P1262/data/P1262_2.out
new file mode 100644
index 00000000..5e6c5c05
--- /dev/null
+++ b/Luogu/P1262/data/P1262_2.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b5523b8a612f9bfbdb5d5817fc5c6947dee6eb7eb750ca3758c7ee986c23df6a
+size 10
diff --git a/Luogu/P1262/data/P1262_9.in b/Luogu/P1262/data/P1262_9.in
new file mode 100644
index 00000000..49b40e65
--- /dev/null
+++ b/Luogu/P1262/data/P1262_9.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5549605d9b7fc5487a486ef8e47aac6db3c417ac34f2430c88b1fdd53458ead9
+size 71
diff --git a/Luogu/P1262/data/P1262_9.out b/Luogu/P1262/data/P1262_9.out
new file mode 100644
index 00000000..382fcdd0
--- /dev/null
+++ b/Luogu/P1262/data/P1262_9.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a03de087dd60d836ec1dc2cdf7c6162baf5695b4258abb0c3fb3f4b0ab0052ee
+size 7
diff --git a/Luogu/P1967/data/P1967_3.in b/Luogu/P1967/data/P1967_3.in
new file mode 100644
index 00000000..1cc417ca
--- /dev/null
+++ b/Luogu/P1967/data/P1967_3.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7c45f2a57535e6b0cae0c153dde67a2dad127ce2bb05eb69e1013528224def2c
+size 98492
diff --git a/Luogu/P1967/data/P1967_3.out b/Luogu/P1967/data/P1967_3.out
new file mode 100644
index 00000000..31886558
--- /dev/null
+++ b/Luogu/P1967/data/P1967_3.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:60f17d6f6c3d60bd36160b6806ae0ce7bbca336377ca64e1357f7f8cfc46ab00
+size 3630
diff --git a/Luogu/P2774/data/P1967_3.in b/Luogu/P2774/data/P1967_3.in
new file mode 100644
index 00000000..1cc417ca
--- /dev/null
+++ b/Luogu/P2774/data/P1967_3.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7c45f2a57535e6b0cae0c153dde67a2dad127ce2bb05eb69e1013528224def2c
+size 98492
diff --git a/Luogu/P2774/data/P1967_3.out b/Luogu/P2774/data/P1967_3.out
new file mode 100644
index 00000000..31886558
--- /dev/null
+++ b/Luogu/P2774/data/P1967_3.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:60f17d6f6c3d60bd36160b6806ae0ce7bbca336377ca64e1357f7f8cfc46ab00
+size 3630
diff --git a/Luogu/P2774/data/P2774_3.in b/Luogu/P2774/data/P2774_3.in
new file mode 100644
index 00000000..bc2e19da
--- /dev/null
+++ b/Luogu/P2774/data/P2774_3.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bb537a5f56498699000e2dad12f3666440b079c311afc0b2bfd8185352f2e1bf
+size 1923
diff --git a/Luogu/P2774/data/P2774_3.out b/Luogu/P2774/data/P2774_3.out
new file mode 100644
index 00000000..94066db1
--- /dev/null
+++ b/Luogu/P2774/data/P2774_3.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ad90cb024fe51d575ff9d22f74b6fae0622dd7d8a47b1e8c163e9d8eefdff617
+size 8
diff --git a/Luogu/P2801/data/P2801_2.in b/Luogu/P2801/data/P2801_2.in
new file mode 100644
index 00000000..0eb533b3
--- /dev/null
+++ b/Luogu/P2801/data/P2801_2.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:77612c1f84d2f7aca93fba1ecf4089b2709d93433c5a60062ca3463039fb5d85
+size 17816
diff --git a/Luogu/P2801/data/P2801_2.out b/Luogu/P2801/data/P2801_2.out
new file mode 100644
index 00000000..157616d6
--- /dev/null
+++ b/Luogu/P2801/data/P2801_2.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:98b78efa12ba595a0f96c45a6ed8b4097186484e37b9c8c03b53aeba1f0ab9ef
+size 2940
diff --git a/Luogu/P2801/data/P2801_4.in b/Luogu/P2801/data/P2801_4.in
new file mode 100644
index 00000000..75803173
--- /dev/null
+++ b/Luogu/P2801/data/P2801_4.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:26e258af5ee4789a7ad17464d4c28bf46e0ff56e619351e5f5a326b19add0efd
+size 4946081
diff --git a/Luogu/P2801/data/P2801_4.out b/Luogu/P2801/data/P2801_4.out
new file mode 100644
index 00000000..51b0e9b4
--- /dev/null
+++ b/Luogu/P2801/data/P2801_4.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f126d1da982dec5b7d4c6f979b9c35a8d1144c2db93ea94031bb086a87069032
+size 3912
diff --git a/Luogu/P3371/data/P3371_3.in b/Luogu/P3371/data/P3371_3.in
new file mode 100644
index 00000000..d449f036
--- /dev/null
+++ b/Luogu/P3371/data/P3371_3.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d813db9a560e192ab065f4f648b0b071b5628e293116f05317d18ff75ccd54fc
+size 135
diff --git a/Luogu/P3371/data/P3371_3.out b/Luogu/P3371/data/P3371_3.out
new file mode 100644
index 00000000..aa528d9f
--- /dev/null
+++ b/Luogu/P3371/data/P3371_3.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:86dba826526653bf09a7645c006e2bf79ac3a55ee5a90ce04356297f4fb76850
+size 27
diff --git a/Luogu/P3387/data/P3387_1.in b/Luogu/P3387/data/P3387_1.in
new file mode 100644
index 00000000..222423b2
--- /dev/null
+++ b/Luogu/P3387/data/P3387_1.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1c00b0ff5600f75ad4db3c49c50fedf337a1991e95ac9999fec23ecaffa3bff5
+size 151
diff --git a/Luogu/P3387/data/P3387_1.out b/Luogu/P3387/data/P3387_1.out
new file mode 100644
index 00000000..add16697
--- /dev/null
+++ b/Luogu/P3387/data/P3387_1.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a47204e7cfa2fb9f3e78573b02d34d7872cbe741b6d219e7479c70d266e6ffa0
+size 6
diff --git a/Luogu/P3799/data/P3799_1.in b/Luogu/P3799/data/P3799_1.in
new file mode 100644
index 00000000..4418f293
--- /dev/null
+++ b/Luogu/P3799/data/P3799_1.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5b00a54e17de2b3b5eddd188f91f061227696b953c62fd75f941509caed9126b
+size 24453
diff --git a/Luogu/P3799/data/P3799_1.out b/Luogu/P3799/data/P3799_1.out
new file mode 100644
index 00000000..507c02f0
--- /dev/null
+++ b/Luogu/P3799/data/P3799_1.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8ad1125bf776227972e0dfe3392c1939a802110c2e48aa113acfbb364528f918
+size 10
diff --git a/Luogu/P4168/data/P4168_1.in b/Luogu/P4168/data/P4168_1.in
new file mode 100644
index 00000000..6d5b3847
--- /dev/null
+++ b/Luogu/P4168/data/P4168_1.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:803fb74081d1059c3dfc137e3112d5a34c6eea4651e3544bea1dcf76a28f6a5c
+size 12522
diff --git a/Luogu/P4168/data/P4168_1.out b/Luogu/P4168/data/P4168_1.out
new file mode 100644
index 00000000..38975011
--- /dev/null
+++ b/Luogu/P4168/data/P4168_1.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2fd83a96a6f9e063cbfedf52718f2a9c504d9049a4bd30bc4680c96b37f1c1c3
+size 9619