替代排序(Alternative Sorting) Another sorting method, the counting sort, does not require comparison. Instead, you create an integer array whose index range covers the entire range of values in your array to sort. Each time a value occurs in the original array, you increment the counter at th...
【HackerRank】 The Full Counting Sort In this challenge you need to print the data that accompanies each integer in a list. In addition, if two strings have the same integers, you need to print the strings in their original order. Hence, your sorting algorithm should bestable, i.e. the ...
Java Solution public static long countInversions(List<Integer> arr) { int size = arr.size(); AtomicLong atomicLong = new AtomicLong(0L); mergeSort(arr, 0, size, atomicLong); return atomicLong.get(); } private static void mergeSort(List<Integer> arr, int firstIndex, int lastIndex, AtomicL...
Function Description Complete the function countInversions in the editor below. It must return an integer representing the number of inversions required to sort the array. countInversions has the following parameter(s): arr: an array of integers to sort . Input Format The first line contains an ...
* Complete the 'countSort' function below. * * The function accepts 2D_STRING_ARRAY arr as parameter. */ void countSort(vector<vector<string>> arr) { } int main() { string n_temp; getline(cin, n_temp); int n = stoi(ltrim(rtrim(n_temp))); vector<vector<string>> arr(n); for...