[计] fault-tolerant routing algorithm
róng cuò lù jìng xuǎn zé suàn fǎ ㄖㄨㄥˊ ㄘㄨㄛˋ ㄌㄨˋ ㄐㄧㄥˋ ㄒㄩㄢˇ ㄗㄜˊ ㄙㄨㄢˋ ㄈㄚˇ