public class Counting_Sort {
// Function that sort the given input
public static void sort(int input[])/* 来 自 NowJava.com - 时 代 Java*/
{
int n = input.length;
int output[] = new int[n]; // The output will have sorted input array
int max = input[0];
int min = input[0];
for(int i = 1; i < n; i++)
{
if(input[i] > max)
/*来自
时 代 J a v a 公 众 号 - nowjava.com*/
max = input[i]; // Maximum value in array
else if(input[i] < min)
min = input[i]; // Minimum value in array
}
int k = max - min + 1; // Size of count array
int count_array[] = new int[k]; // Create a Count array
for(int i = 0; i < n; i++)
count_array[input[i] - min]++; // Store count of each individual input value
// Change count_array so that count_array now contains actual
// position of input values in output array
for(int i = 1; i < k; i++)
count_array[i] += count_array[i - 1];
// Populate output array using count_array and input array
for(int i = 0; i < n; i++)
{
output[count_array[input[i] - min] - 1] = input[i];
count_array[input[i] - min]--;
}
for(int i = 0; i < n; i++)
input[i] = output[i]; // Copy the output array to input, so that input now contains sorted values
}
// Driver program to test above function
public static void main(String[] args)
{
/**代码未完, 请加载全部代码(NowJava.com).**/
本文系作者在时代Java发表,未经许可,不得转载。如有侵权,请联系nowjava@qq.com删除。