Merge Sort

public static void main(String a[]){
   int i;
   int array[] = {12,9,4,99,120,1,3,10};
   System.out.println("\n\n RoseIndia\n\n");
   System.out.println(" Selection Sort\n\n");
   System.out.println("Values Before the sort:\n");
   for(i = 0; i < array.length; i++)
      System.out.print( array[i]+"  ");
   System.out.println();
   mergeSort_srt(array,0, array.length-1);
   System.out.print("Values after the sort:\n");
   for(i = 0; i <array.length; i++)
      System.out.print(array[i]+"  ");
   System.out.println();
   System.out.println("PAUSE");
}
 
public static void mergeSort_srt(int array[],int lo, int n){
   int low = lo;
   int high = n;
   if (low >= high) {
      return;
   }
 
   int middle = (low + high) / 2;
   mergeSort_srt(array, low, middle);
   mergeSort_srt(array, middle + 1, high);
   int end_low = middle;
   int start_high = middle + 1;
   while ((lo <= end_low) && (start_high <= high)) {
      if (array[low] < array[start_high]) {
         low++;
      } else {
         int Temp = array[start_high];
         for (int k = start_high- 1; k >= low; k--) {
            array[k+1] = array[k];
         }
         array[low] = Temp;
         low++;
         end_low++;
         start_high++;
      }
   }
}