First branch

TestDecToHex.py

@@ -0,0 +1,14 @@
+import unittest
+from dec_to_hex import dec_to_hex
+
+
+class TestDecToHex(unittest.TestCase):
+
+    def test_dec_to_hex(self):
+        self.assertEqual(dec_to_hex(10), 'A')
+        self.assertEqual(dec_to_hex(16), '10')
+        self.assertEqual(dec_to_hex(255), 'FF')
+
+
+if __name__ == '__main__':
+    unittest.main()

dec_to_hex.py

@@ -0,0 +1,16 @@
+def dec_to_hex(decimal):
+    """
+    10진수를 16진수로 변환하는 함수입니다.
+    :param decimal: 10진수 값
+    :return: 16진수 값
+    """
+    hex_map = {10: 'A', 11: 'B', 12: 'C', 13: 'D', 14: 'E', 15: 'F'}
+    hex_str = ''
+    while decimal > 0:
+        remainder = decimal % 16
+        if remainder < 10:
+            hex_str = str(remainder) + hex_str
+        else:
+            hex_str = hex_map[remainder] + hex_str
+        decimal //= 16
+    return hex_str