Package edu.umd.cloud9.util

Examples of edu.umd.cloud9.util.StackOfInts.push()

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    public static void quicksortWithStack(short[] keys, int[] counts, int left, int right) {
        if (right <= left) return;
      StackOfInts lStack = new StackOfInts(), rStack = new StackOfInts();
     
      lStack.push(left);
      rStack.push(right);
        while(!lStack.isEmpty()){
          left = lStack.pop();
          right = rStack.pop();
          int i = partition(keys, counts, left, right);
          if (i-1 > left){
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          left = lStack.pop();
          right = rStack.pop();
          int i = partition(keys, counts, left, right);
          if (i-1 > left){
            lStack.push(left);
            rStack.push(i-1);
          }
          if(right > i+1){
            lStack.push(i+1);
            rStack.push(right);
          }
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            lStack.push(left);
            rStack.push(i-1);
          }
          if(right > i+1){
            lStack.push(i+1);
            rStack.push(right);
          }
        }
    }
   
    public static void quicksortWithStack(Object[] keys, int[] counts, int left, int right) {
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    public static void quicksortWithStack(Object[] keys, int[] counts, int left, int right) {
        if (right <= left) return;
      StackOfInts lStack = new StackOfInts(), rStack = new StackOfInts();
     
      lStack.push(left);
      rStack.push(right);
        while(!lStack.isEmpty()){
          left = lStack.pop();
          right = rStack.pop();
          int i = partition(keys, counts, left, right);
          if (i-1 > left){
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          left = lStack.pop();
          right = rStack.pop();
          int i = partition(keys, counts, left, right);
          if (i-1 > left){
            lStack.push(left);
            rStack.push(i-1);
          }
          if(right > i+1){
            lStack.push(i+1);
            rStack.push(right);
          }
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            lStack.push(left);
            rStack.push(i-1);
          }
          if(right > i+1){
            lStack.push(i+1);
            rStack.push(right);
          }
        }
    }
   
// quicksort a[left] to a[right]
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      if (right <= left) return;
      StackOfInts lStack = new StackOfInts(), rStack = new StackOfInts();
     
      lStack.push(left);
      rStack.push(right);
        while(!lStack.isEmpty()){
          left = lStack.pop();
          right = rStack.pop();
          int i = partitionWithSecondary(keys, counts, counts2, left, right);
          if (i-1 > left){
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          left = lStack.pop();
          right = rStack.pop();
          int i = partitionWithSecondary(keys, counts, counts2, left, right);
          if (i-1 > left){
            lStack.push(left);
            rStack.push(i-1);
          }
          if(right > i+1){
            lStack.push(i+1);
            rStack.push(right);
          }
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            lStack.push(left);
            rStack.push(i-1);
          }
          if(right > i+1){
            lStack.push(i+1);
            rStack.push(right);
          }
        }
    }
   
    public static void quicksort(int[] keys, int[] counts, int left, int right) {
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