15. 3Sum [Incomplete].ipynb

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    "Given an integer array nums, return all the triplets ```[nums[i], nums[j], nums[k]]``` such that ```i != j```, ```i != k```, and ```j != k```, and ```nums[i] + nums[j] + nums[k] == 0```.\n",
    "\n",
    "Notice that the solution set must not contain duplicate triplets."
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    "**Example 1:**\n",
    "\n",
    "**Input:** nums = [-1,0,1,2,-1,-4]\n",
    "\n",
    "**Output:** [[-1,-1,2],[-1,0,1]]\n",
    "\n",
    "**Explanation:** \n",
    "- nums[0] + nums[1] + nums[2] = (-1) + 0 + 1 = 0.\n",
    "- nums[1] + nums[2] + nums[4] = 0 + 1 + (-1) = 0.\n",
    "- nums[0] + nums[3] + nums[4] = (-1) + 2 + (-1) = 0.\n",
    "- The distinct triplets are [-1,0,1] and [-1,-1,2].\n",
    " \n",
    "Notice that the order of the output and the order of the triplets does not matter."
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    "**Example 2:**\n",
    "\n",
    "**Input:** nums = [0,1,1]\n",
    "\n",
    "**Output:** []\n",
    "\n",
    "**Explanation:** \n",
    "The only possible triplet does not sum up to 0.\n"
   ]
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   "source": [
    "**Example 1:**\n",
    "\n",
    "**Input:** nums = [0,0,0]\n",
    "\n",
    "**Output:** [[0,0,0]]\n",
    "\n",
    "**Explanation:** \n",
    "The only possible triplet sums up to 0."
   ]
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   "source": [
    "# Python Solution"
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   "source": [
    "class Solution:\n",
    "    def threeSum(self, nums: list[int]) -> list[list[int]]:\n",
    "        "
   ]
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   "source": [
    "nums = [-1,0,1,2,-1,-4]"
   ]
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   "id": "23c13cc8",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[-4, -1, -1, 0, 1, 2]"
      ]
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     "execution_count": 5,
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   "source": [
    "nums.sort()\n",
    "nums"
   ]
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   "source": [
    "num = len(nums)\n",
    "num"
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   "source": [
    "ans=[]\n",
    "\n",
    "for i in range(num-2):\n",
    "    if nums[i]>0:\n",
    "        print(nums[i])\n",
    "    "
   ]
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   "source": [
    "for i in range(num-2):\n",
    "    if nums[i]>0:\n",
    "        print(nums[i])"
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