diff --git a/3sum_closest.py b/3sum_closest.py
new file mode 100644
index 0000000..deaa42e
--- /dev/null
+++ b/3sum_closest.py
@@ -0,0 +1,25 @@
+class Solution(object):
+    def threeSum(self, nums):
+        res = []
+        nums.sort()
+        ls = len(nums)
+        for i in range(ls - 2):
+            if i > 0 and nums[i] == nums[i - 1]:
+                continue
+            j = i + 1
+            k = ls - 1
+            while j < k:
+                curr = nums[i] + nums[j] + nums[k]
+                if curr == 0:
+                    res.append([nums[i], nums[j], nums[k]])
+                    while j < k and nums[j] == nums[j + 1]:
+                        j += 1
+                    while j < k and nums[k] == nums[k - 1]:
+                        k -= 1
+                    j += 1
+                    k -= 1
+                elif curr < 0:
+                    j += 1
+                else:
+                    k -= 1
+        return res