View Compilation Error

0_0_24470361_20949\Main.java:24: 错误: TWO可以在BigInteger中访问private
				m = m.divide(BigInteger.TWO);
				                       ^
0_0_24470361_20949\Main.java:25: 错误: TWO可以在BigInteger中访问private
				m = m.add(BigInteger.TWO);
				                    ^
2 个错误