diff --git a/pair_sum.py b/pair_sum.py
index e69de29..a0317c2 100644
--- a/pair_sum.py
+++ b/pair_sum.py
@@ -0,0 +1,15 @@
+def pairSum(l,s):
+   if len(l) > 2:
+       pair = ()
+       list_of_pairs = []
+       list_num = len(l)
+       for i in range(list_num):
+           for j in range(i + 1,list_num):
+               if(l[i] + l[j] == s):
+                   pair = (l[i],l[j])
+                   list_of_pairs.append(pair)
+       return list_of_pairs
+
+list_num = [1,2,3,4]
+sum_num = 5
+print pairSum(list_num,sum_num)
diff --git a/pair_sum.pyc b/pair_sum.pyc
new file mode 100644
index 0000000..16adffe
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..f47329b
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..1844780
Binary files /dev/null and b/tests/test_pairSum.pyc differ