From d1227bcbae46f4f1ddb977ca8bd5cb377e8eecd8 Mon Sep 17 00:00:00 2001
From: RADICALOVICH <valerapolub@gmail.com>
Date: Sun, 12 Mar 2023 20:42:08 +0300
Subject: [PATCH 1/3] DZ1 by telegram: @radicalovich

---
 DZ1/.DS_Store | Bin 0 -> 6148 bytes
 DZ1/task1.py  |   3 +++
 DZ1/task2.py  |   4 ++++
 DZ1/task3.py  |   3 +++
 DZ1/task4.py  |   7 +++++++
 DZ1/task5.py  |   6 ++++++
 6 files changed, 23 insertions(+)
 create mode 100644 DZ1/.DS_Store
 create mode 100644 DZ1/task1.py
 create mode 100644 DZ1/task2.py
 create mode 100644 DZ1/task3.py
 create mode 100644 DZ1/task4.py
 create mode 100644 DZ1/task5.py

diff --git a/DZ1/.DS_Store b/DZ1/.DS_Store
new file mode 100644
index 0000000000000000000000000000000000000000..5008ddfcf53c02e82d7eee2e57c38e5672ef89f6
GIT binary patch
literal 6148
zcmeH~Jr2S!425mzP>H1@V-^m;4Wg<&0T*E43hX&L&p$$qDprKhvt+--jT7}7np#A3
zem<@ulZcFPQ@L2!n>{z**<q8>++&mCkOWA81W14cNZ<zv;LbK1Poaz?KmsK2CSc!(
z0ynLxE!0092;Krf2c+FF_Fe*7ECH>lEfg7;MkzE(HCqgga^y>{tEnwC%0;vJ&^%eQ
zLs35+`xjp>T0<F0fCPF1$Cyrb|F7^5{eNG?83~ZUUlGt@xh*qZDeu<Z%US-OSsOPv
j)R!Z4KLME7ReXlK;d!wEw5GODWMKRea10D2@KpjYNUI8I

literal 0
HcmV?d00001

diff --git a/DZ1/task1.py b/DZ1/task1.py
new file mode 100644
index 0000000..9835542
--- /dev/null
+++ b/DZ1/task1.py
@@ -0,0 +1,3 @@
+numbers = input().split()
+print(sum(([float(number) for number in numbers])))
+
diff --git a/DZ1/task2.py b/DZ1/task2.py
new file mode 100644
index 0000000..6fa6cf8
--- /dev/null
+++ b/DZ1/task2.py
@@ -0,0 +1,4 @@
+text = input()
+while True:
+    rule = input()
+    print(text.replace(rule[0],rule[3]))
\ No newline at end of file
diff --git a/DZ1/task3.py b/DZ1/task3.py
new file mode 100644
index 0000000..a7fa481
--- /dev/null
+++ b/DZ1/task3.py
@@ -0,0 +1,3 @@
+numbers = input().split()
+list = [int(abs(float(number))) for number in numbers]
+print(list)
diff --git a/DZ1/task4.py b/DZ1/task4.py
new file mode 100644
index 0000000..de00499
--- /dev/null
+++ b/DZ1/task4.py
@@ -0,0 +1,7 @@
+numbers = input().split()
+res = list(map(float,numbers))
+sum = 0
+for number in res:
+    sum += number ** 2
+print(sum)
+
diff --git a/DZ1/task5.py b/DZ1/task5.py
new file mode 100644
index 0000000..35edde4
--- /dev/null
+++ b/DZ1/task5.py
@@ -0,0 +1,6 @@
+text = input().replace(' ','')
+shift = int(input())
+result = ''
+for letter in text:
+    result += chr((ord(letter)+shift) % 122)
+print(result)
\ No newline at end of file

From a8cd488cd1968ba8ee432074fab87b22fb7b0725 Mon Sep 17 00:00:00 2001
From: RADICALOVICH <valerapolub@gmail.com>
Date: Sun, 19 Mar 2023 17:59:13 +0300
Subject: [PATCH 2/3] edit task2 and task5

---
 DZ1/task2.py | 3 ++-
 DZ1/task5.py | 5 +++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/DZ1/task2.py b/DZ1/task2.py
index 6fa6cf8..0f54d57 100644
--- a/DZ1/task2.py
+++ b/DZ1/task2.py
@@ -1,4 +1,5 @@
 text = input()
 while True:
     rule = input()
-    print(text.replace(rule[0],rule[3]))
\ No newline at end of file
+    array = rule.split('->')
+    print(text.replace(array[0],array[1]))
diff --git a/DZ1/task5.py b/DZ1/task5.py
index 35edde4..f1f4eb2 100644
--- a/DZ1/task5.py
+++ b/DZ1/task5.py
@@ -1,6 +1,7 @@
 text = input().replace(' ','')
 shift = int(input())
 result = ''
+97 - 122
 for letter in text:
-    result += chr((ord(letter)+shift) % 122)
-print(result)
\ No newline at end of file
+    result += chr((ord(letter)+(shift % 26)) % 122)
+print(result)

From d03af8822ffc5ed7b59a3a62e229ffb9aa88250d Mon Sep 17 00:00:00 2001
From: RADICALOVICH <valerapolub@gmail.com>
Date: Tue, 28 Mar 2023 21:45:22 +0300
Subject: [PATCH 3/3] DZ2 done

---
 archive.py | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 archive.py

diff --git a/archive.py b/archive.py
new file mode 100644
index 0000000..ca77d01
--- /dev/null
+++ b/archive.py
@@ -0,0 +1,33 @@
+import math
+import sys
+
+if not (2 <= len(sys.argv) <= 3):
+    print('Usage: python', sys.argv[0], 'input_file')
+    exit(-1)
+
+with open(sys.argv[1],'rb') as file:
+    data = file.read()
+
+outpath = sys.argv[2] if len(sys.argv) == 3 else sys.argv[1] + '.unlzw'
+dictionary = {i: (i,) for i in range(256)}
+sequence = list()
+i = 0
+with open(outpath, 'wb') as file:
+    while i < len(data):
+        if len(sequence) == 0:
+            n = len(dictionary)
+        else:
+            n = len(dictionary) + 1
+        bits = math.ceil(math.log2(n))
+        bytes = math.ceil(bits / 8)
+        slice = data[i:i + bytes]
+        index = int.from_bytes(slice, 'little')
+        if index == len(dictionary):
+            new_sequence = sequence + sequence[-1:]
+        else:
+            new_sequence = list(dictionary[index])
+        file.write(bytearray(new_sequence))
+        dictionary[len(dictionary)] = tuple(sequence + new_sequence[-1:])
+        i += bytes
+        sequence = new_sequence
+