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BucketSort.java

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import java.util.*;

import java.util.Collections;

class GFG {

static void bucketSort(float arr[], int n)

{

if (n <= 0)

return;

@SuppressWarnings("unchecked")

Vector<Float>[] buckets = new Vector[n];

for (int i = 0; i < n; i++) {

buckets[i] = new Vector<Float>();

}

for (int i = 0; i < n; i++) {

float idx = arr[i] * n;

buckets[(int)idx].add(arr[i]);

}

for (int i = 0; i < n; i++) {

Collections.sort(buckets[i]);

}

int index = 0;

for (int i = 0; i < n; i++) {

for (int j = 0; j < buckets[i].size(); j++) {

arr[index++] = buckets[i].get(j);

}

}

}

public static void main(String args[])

{

float arr[] = { (float)0.897, (float)0.565,

(float)0.656, (float)0.1234,

(float)0.665, (float)0.3434 };

int n = arr.length;

bucketSort(arr, n);

System.out.println("Sorted array is ");

for (float el : arr) {

System.out.print(el + " ");

}

}

}