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{
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"text": [
"5\n"
]
}
],
"source": [
"# ----------------------------------------------------------------\n",
"# Consider an array of non-negative integers.\n",
"# A second array is formed by shuffling the elements of the first array and deleting a random element. \n",
"# Given these two arrays, find which element is missing in the second array.\n",
"# Here is an example input, the first array is shuffled and the number 5 is removed to construct the second array.\n",
"# Input:\n",
"# finder([1,2,3,4,5,6,7],[3,7,2,1,4,6])\n",
"# Output:\n",
"# 5 is the missing number\n",
"# ----------------------------------------------------------------\n",
"# Algorithm\n",
"# \n",
"# ----------------------------------------------------------------\n",
"\n",
"\n",
"first_array = [1,2,3,4,5,6,7]\n",
"second_array = [3,7,2,1,4,6]\n",
"\n",
"def finder(first_array, second_array):\n",
" return(sum(first_array) - sum(second_array))\n",
"\n",
"missing_number = finder(first_array, second_array)\n",
"\n",
"print(missing_number) "
]
}
],
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