diff --git a/swea/1928.py b/swea/1928.py
new file mode 100644
index 0000000..30b8740
--- /dev/null
+++ b/swea/1928.py
@@ -0,0 +1,24 @@
+# 이 문제를 별도의 모듈을 사용하지 않고 해결
+base64Table="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
+base64Dict={}
+for i in range(len(base64Table)):
+	c=base64Table[i]
+	base64Dict[c]=i
+
+n=int(input())
+
+for i in range(1,n+1):
+	s=input()
+
+	buffer=0
+	count=0
+	resultString=""
+	for c in s:
+		buffer=(buffer<<6)|base64Dict[c]
+		count+=6
+
+		if count>=8:
+			count-=8
+			resultString+=chr((buffer>>count)&0xff)
+			buffer&=(1<<count)-1
+	print("#"+str(i),resultString)