A simple program to demonstrate the concepts of bucket sort algorithm in C++ programming language.
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Program Listing#include <iostream> #include <vector> #include <algorithm> // Function to perform Bucket Sort void bucketSort(std::vector<float>& arr) { int n = arr.size(); // Create buckets and initialize them as empty lists std::vector<std::vector<float>> buckets(n); // Place elements in their respective buckets for (int i = 0; i < n; ++i) { int bucketIndex = n * arr[i]; buckets[bucketIndex].push_back(arr[i]); } // Sort individual buckets using any sorting algorithm (e.g., insertion sort) for (int i = 0; i < n; ++i) { std::sort(buckets[i].begin(), buckets[i].end()); } // Concatenate sorted buckets to obtain the final sorted array int index = 0; for (int i = 0; i < n; ++i) { for (float num : buckets[i]) { arr[index++] = num; } } } int main() { std::vector<float> arr = {0.4, 0.1, 0.6, 0.9, 0.2, 0.7}; std::cout <<"\n\n\tBucket Sort in C++\n\n"; std::cout << "Original Array: "; for (float num : arr) { std::cout << num << " "; } std::cout << std::endl; std::cout <<"\n\n"; bucketSort(arr); std::cout << "Sorted Array: "; for (float num : arr) { std::cout << num << " "; } std::cout << std::endl; return 0; }
