From 04468697603aeebc55ccad7959acf3da22f64c1b Mon Sep 17 00:00:00 2001
From: unknown <obodasya@gmail.com>
Date: Mon, 23 Dec 2019 23:18:51 +0200
Subject: [PATCH] =?UTF-8?q?=D0=BA=D0=BE=D0=BD=D1=82=D1=80=D0=BE=D0=BB?=
 =?UTF-8?q?=D1=8C=D0=BD=D0=B0=20=D1=80=D0=BE=D0=B1=D0=BE=D1=82=D0=B0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lashtabegav/second/task1.py | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 lashtabegav/second/task1.py

diff --git a/lashtabegav/second/task1.py b/lashtabegav/second/task1.py
new file mode 100644
index 0000000..4bd1eae
--- /dev/null
+++ b/lashtabegav/second/task1.py
@@ -0,0 +1,26 @@
+"""
+Використовуючи регулярні вирази, для поданого
+нижче тексту замініть кожне число на його шіснадцяткове представлення.
+Виведіть результат.
+"""
+import re
+
+def read(q):
+    x=input(q)
+    while not re.match(r'(?:[0]\.\d+)|(?:[1-9]\d*(?:\.\d+)?)', x):
+        x= input(q)
+    return float(x)
+
+def convert_base(num, to_base=10, from_base=10):
+    if isinsance(num, str):
+        n = int(num, from_base)
+    else:
+        n=int(num)
+    alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+    if n < to_base:
+        return alphabet[n]
+    else:
+        return convert_base(n // to_base, to_base) + alphabet[n % to_base]
+
+number = read('Введіть число: ')
+convert_base(number, to_base=16, from_base=10)
\ No newline at end of file