diff --git a/pair_sum.py b/pair_sum.py
index e69de29..720a498 100644
--- a/pair_sum.py
+++ b/pair_sum.py
@@ -0,0 +1,10 @@
+def pairSum(l,n):
+    if len(l) >= 2:
+        l1 = []
+        for i in l:
+            for j in l:
+                if i+j == n:
+                    l1.append((i,j))
+                else:
+                    pass
+        return l1
diff --git a/pair_sum.pyc b/pair_sum.pyc
new file mode 100644
index 0000000..a8e34a8
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diff --git a/tests/__init__.pyc b/tests/__init__.pyc
new file mode 100644
index 0000000..20bf502
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..5e6abd2
Binary files /dev/null and b/tests/test_pairSum.pyc differ