When a Dutch visitor was here in the USA, he began to explain to an American friend how he saw the red, white and blue of the Dutch flag.
当一个荷兰的旅游者在美国时，他开始向美国朋友解释他如何看待荷兰国旗上面的红色，白色和蓝色。
Dutch National Flag problem is a famous algorithm problem.
荷兰国旗问题是一个著名的算法问题。
Dutch National Flag problem is a famous algorithm problem.
荷兰国旗问题是一个著名的算法问题。
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