comefrom: <awangdev>Search for a Range_2.java
code: public ArrayList<Integer> searchRange(ArrayList<Integer> A, int target) {
          int start = 0;
          int end = A.size() - 1;
          int mid;
          ArrayList<Integer> bound = new ArrayList<Integer>();
          bound.add(-1);
          bound.add(-1);
          
          if ( A.size() == 0) {
              return bound;
          }
          
          while (start + 1 < end) {
              mid = start + (end - start) / 2;
              if (A.get(mid) < target) {
                  start = mid;
              } else if (A.get(mid) > target) {
                  end = mid;
              } else {
                  end = mid;
              }
          }
          if (A.get(start) == target) {
              bound.set(0, start);
          } else if (A.get(end) == target) {
              bound.set(0, end);
          } else {
              return bound;
          }
          
          start = 0;
          end = A.size() - 1;
          while (start + 1 < end) {
              mid = start + (end - start) / 2;
              if (A.get(mid) < target) {
                  start = mid;
              } else if (A.get(mid) > target) {
                  end = mid;
              } else {
                  start = mid;
              }
          }
          if (A.get(end) == target) {
              bound.set(1, end);
          } else if (A.get(start) == target) {
              bound.set(1, start);
          } else {
              return bound;
          }
          
          return bound;
      }
masked: public ArrayList < Integer > var_1 ( ArrayList < Integer > var_3 , int var_4 ) {
    int var_6 = 0 ;
    int var_9 = var_3 . size ( ) - 1 ;
    int var_10 ;
    ArrayList < Integer > var_11 = new ArrayList < Integer > ( ) ;
    var_11 . add ( - 1 ) ;
    var_11 . add ( - 1 ) ;
    if ( var_3 . size ( ) == 0 ) {
      return var_11 ;
    }
    while ( var_6 + 1 < var_9 ) {
      var_10 = var_6 + ( var_9 - var_6 ) / 2 ;
      if ( var_3 . get ( var_10 ) < var_4 ) {
        var_6 = var_10 ;
      }
      else if ( var_3 . get ( var_10 ) > var_4 ) {
        var_9 = var_10 ;
      }
      else {
        var_9 = var_10 ;
      }
    }
    if ( var_3 . get ( var_6 ) == var_4 ) {
      var_11 . set ( 0 , var_6 ) ;
    }
    else if ( var_3 . get ( var_9 ) == var_4 ) {
      var_11 . set ( 0 , var_9 ) ;
    }
    else {
      return var_11 ;
    }
    var_6 = 0 ;
    var_9 = var_3 . size ( ) - 1 ;
    while ( var_6 + 1 < var_9 ) {
      var_10 = var_6 + ( var_9 - var_6 ) / 2 ;
      if ( var_3 . get ( var_10 ) < var_4 ) {
        var_6 = var_10 ;
      }
      else if ( var_3 . get ( var_10 ) > var_4 ) {
        var_9 = var_10 ;
      }
      else {
        var_6 = var_10 ;
      }
    }
    if ( var_3 . get ( var_9 ) == var_4 ) {
      var_11 . set ( 1 , var_9 ) ;
    }
    else if ( var_3 . get ( var_6 ) == var_4 ) {
      var_11 . set ( 1 , var_6 ) ;
    }
    else {
      return var_11 ;
    }
    return var_11 ;
  }
  