Create Radix Sort Using Java

Radix Sort Using Java

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+import java.util.Arrays;
+
+class RadixSort 
+{
+void countingSort(int array[], int size, int place) 
+    {
+    int[] output = new int[size + 1];
+    int max = array[0];
+    for (int i = 1; i < size; i++) {
+      if (array[i] > max)
+        max = array[i];
+    }
+    int[] count = new int[max + 1];
+
+    for (int i = 0; i < max; ++i)
+      count[i] = 0;
+    for (int i = 0; i < size; i++)
+      count[(array[i] / place) % 10]++;
+    for (int i = 1; i < 10; i++)
+      count[i] += count[i - 1];
+    for (int i = size - 1; i >= 0; i--) 
+    {
+    output[count[(array[i] / place) % 10] - 1] = array[i];
+    count[(array[i] / place) % 10]--;
+    }
+
+    for (int i = 0; i < size; i++)
+      array[i] = output[i];
+}
+
+int getMax(int array[], int n) 
+{
+    int max = array[0];
+    for (int i = 1; i < n; i++)
+      if (array[i] > max)
+        max = array[i];
+    return max;
+}
+
+void radixSort(int array[], int size) 
+{
+    int max = getMax(array, size);
+    for (int place = 1; max / place > 0; place *= 10)
+      countingSort(array, size, place);
+}
+
+public static void main(String args[]) 
+{
+    int[] data = { 121, 432, 564, 23, 1, 45, 788 };
+    int size = data.length;
+    RadixSort rs = new RadixSort();
+    rs.radixSort(data, size);
+    System.out.println("Sorted Array in Ascending Order: ");
+    System.out.println(Arrays.toString(data));
+}
+}