diff --git a/test/1/1.py b/test/1/1.py
new file mode 100644
index 0000000..1494637
--- /dev/null
+++ b/test/1/1.py
@@ -0,0 +1 @@
+print("My Xi'an Jiaotong University")
diff --git a/test/1/2.py b/test/1/2.py
new file mode 100644
index 0000000..77dfb14
--- /dev/null
+++ b/test/1/2.py
@@ -0,0 +1,2 @@
+a, b = map(float, input().split())
+print(a+b)
diff --git a/test/1/3.py b/test/1/3.py
new file mode 100644
index 0000000..6659be3
--- /dev/null
+++ b/test/1/3.py
@@ -0,0 +1,4 @@
+from math import *
+
+a, b = map(float, input().split())
+print("{:.2f}".format(sqrt(a**2+b**2)))