public int getMidIx() {int ixDiff = _highIx - _lowIx;if(ixDiff < 2) {return -1;}return _lowIx + (ixDiff / 2);}

public int getMidIx ( ) { int ixDiff = _highIx - _lowIx ; if ( ixDiff < 2 ) { return - 1 ; } return _lowIx + ( ixDiff / 2 ) ; }
public int GetMidIx(){int ixDiff = _highIx - _lowIx;if (ixDiff < 2){return -1;}return _lowIx + (ixDiff / 2);}
