diff --git a/pair_sum.py b/pair_sum.py
index e69de29..213f947 100644
--- a/pair_sum.py
+++ b/pair_sum.py
@@ -0,0 +1,12 @@
+def pairSum(b,n):
+	y = []
+
+	for i in range(len(b)):
+   		for j in range(i+1,len(b)):
+			sum = b[i]+b[j]
+			if sum == n:
+				y.append((b[i],b[j]))
+	return y
+
+
+print pairSum([1,2,3,4],5)
diff --git a/pair_sum.pyc b/pair_sum.pyc
new file mode 100644
index 0000000..a288312
Binary files /dev/null and b/pair_sum.pyc differ
diff --git a/tests/__init__.pyc b/tests/__init__.pyc
new file mode 100644
index 0000000..6a699bc
Binary files /dev/null and b/tests/__init__.pyc differ
diff --git a/tests/test_pairSum.pyc b/tests/test_pairSum.pyc
new file mode 100644
index 0000000..b92b751
Binary files /dev/null and b/tests/test_pairSum.pyc differ