13_Day_MonotonicArray_#896.ipynb

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      "True\n",
      "False\n",
      "True\n"
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   "source": [
    "class Solution:\n",
    "    def isMonotonic(self, A) -> bool:\n",
    "        return (all(A[i] <= A[i+1] for i in range(len(A) -1)) or\n",
    "            all(A[i] >= A[i+1] for i in range(len(A) -1)))\n",
    "    \n",
    "A = [6, 5, 4, 4] \n",
    "B = [1,1,1,3,3,4,3,2,4,2]\n",
    "C = [1,1,2,3,7]\n",
    "\n",
    "ob = Solution()\n",
    "print(ob.isMonotonic(A))\n",
    "print(ob.isMonotonic(B))\n",
    "print(ob.isMonotonic(C))"
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