diff --git a/aplusb.py b/aplusb.py
new file mode 100644
index 0000000..1f11579
--- /dev/null
+++ b/aplusb.py
@@ -0,0 +1,6 @@
+n = int(input())
+
+for _ in range(n):
+    a, b = map(int, input().split())
+    total = a + b
+    print(total)
diff --git a/hhcn.py b/hhcn.py
new file mode 100644
index 0000000..b65b1f6
--- /dev/null
+++ b/hhcn.py
@@ -0,0 +1,11 @@
+import math
+
+area1, area2, area3 = map(int, input().split())
+
+length = math.sqrt(area1 * area2 / area3)
+width = math.sqrt(area2 * area3 / area1)
+height = math.sqrt(area3 * area1 / area2)
+
+sum_of_edges = 4 * (length + width + height)
+
+print(int(sum_of_edges))
\ No newline at end of file