class BubbleSort{
   static float[] sort(float[] a){
      for(int i = a.length - 1; i >= 0; i--){
         for (int j = 0; j < a.length - 1; j++){
            if (a[j] > a[j+1]){
               float tmp = a[j];
               a[j] = a[j+1];
               a[j+1] = tmp;
            }
         }
      }
      return a;
   }
   public static void main(String[] args) {
      int N = 100;
      float a[];
      a = new float[N];
      for(int i = 0; i < a.length; i++){
         a[i] = (float)Math.random() * 100;
      }
      a = sort(a);
   }
}