diff --git a/TaskA02/description.txt b/TaskA02/description.txt
index 0cc1111..1d83f96 100644
--- a/TaskA02/description.txt
+++ b/TaskA02/description.txt
@@ -4,5 +4,5 @@ Return line no matter of word "pies" casing.
 Do not use regular expressions, just the simplest capabilities
 of a programming language.
 
-POINTS: 1
+POINTS: 2
 DEADLINE: 2021-12-08 16:00:00
diff --git a/TaskA03/description.txt b/TaskA03/description.txt
index 329d41d..8a8c7c4 100644
--- a/TaskA03/description.txt
+++ b/TaskA03/description.txt
@@ -3,5 +3,5 @@ Note that part ' r.' is obligatory.
 Do not use regular expressions, just the simplest capabilities
 of a programming language.
 
-POINTS: 2
+POINTS: 3
 DEADLINE: 2021-12-08 16:00:00
diff --git a/TaskA04/description.txt b/TaskA04/description.txt
index ae85bf5..06b9af3 100644
--- a/TaskA04/description.txt
+++ b/TaskA04/description.txt
@@ -3,5 +3,5 @@ Return only these substrings separated by spaces in their order.
 Do not use regular expressions, just the simplest capabilities
 of a programming language.
 
-POINTS: 3
+POINTS: 4
 DEADLINE: 2021-12-08 16:00:00
diff --git a/TaskB00/description.txt b/TaskB00/description.txt
deleted file mode 100644
index 3312ee7..0000000
--- a/TaskB00/description.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-Read a description of a deterministic finite-state automaton in the AT&T format
-(without weights) from the file in the first argument. Use sys.argv[1].
-
-Read strings from the standard input.
-If a string is accepted by the
-automaton, write YES, otherwise- write NO.
-
-The program is invoked like this: ./run.py test.arg < test1.in > test1.out
-
-POINTS: 3
-DEADLINE: 2021-12-08 16:00:00
diff --git a/TaskB00/test1.arg b/TaskB00/test1.arg
deleted file mode 100644
index 3505b65..0000000
--- a/TaskB00/test1.arg
+++ /dev/null
@@ -1,16 +0,0 @@
-0	1	x
-1	2	y
-2	3	z
-0	4	y
-0	4	z
-1	4	x
-1	4	z
-2	4	x
-2	4	y
-3	4	x
-3	4	y
-3	4	z
-4	4	x
-4	4	y
-4	4	z
-3
diff --git a/TaskB00/test1.exp b/TaskB00/test1.exp
deleted file mode 100644
index 4c1a9bc..0000000
--- a/TaskB00/test1.exp
+++ /dev/null
@@ -1,9 +0,0 @@
-NO
-YES
-NO
-NO
-NO
-NO
-NO
-NO
-NO
diff --git a/TaskB00/test1.in b/TaskB00/test1.in
deleted file mode 100644
index d82237e..0000000
--- a/TaskB00/test1.in
+++ /dev/null
@@ -1,9 +0,0 @@
-xxyz
-xyz
-xy
-zz
-xxy
-yzx
-
-x
-xyzz