public static int getIndexCharsCount( int MaxIndex ) {
		//
		int CharsCount = 1;
		//
		if ( MaxIndex <= 0 ) return 1;
		//
		CharsCount = (int)Math.log10( MaxIndex ) + 1;
		//
		return CharsCount;
	}
@Test
	public void testgetIndexCharsCount() throws Exception {
		//
		assertEquals( 1, BTools.getIndexCharsCount( -5 ) );
		assertEquals( 1, BTools.getIndexCharsCount( 5 ) );
		assertEquals( 3, BTools.getIndexCharsCount( 345 ) );
		//
	}