diff --git a/546456.py b/546456.py
index 97ab011..56b64dc 100644
--- a/546456.py
+++ b/546456.py
@@ -1,13 +1,4 @@
-a=int(input());b=int(input())
-CD=open("24__.txt").readline().strip()
-position=[]
+import math
 
-for i in range(len(CD) - 1):
-    if CD[i:i+2] == 'CD':
-        position.append(i)
-position.append(len(CD) - 1)
-
-ml = 0
-for p, p1 in zip(position, position[161:]):
-    ml = max(ml, p1 - p)
-print(ml)
\ No newline at end of file
+a,b=map(int,input().split())
+print(round(math.sqrt(a**2+b**2),2))
\ No newline at end of file