lexicographicPermutations(699999)
应该返回1938246570。
testString: 'assert(lexicographicPermutations(699999) == 1938246570, "lexicographicPermutations(699999)
should return 1938246570.");'
- text: lexicographicPermutations(899999)
应该返回2536987410。
testString: 'assert(lexicographicPermutations(899999) == 2536987410, "lexicographicPermutations(899999)
should return 2536987410.");'
- text: lexicographicPermutations(900000)
应该返回2537014689。
testString: 'assert(lexicographicPermutations(900000) == 2537014689, "lexicographicPermutations(900000)
should return 2537014689.");'
- text: lexicographicPermutations(999999)
应该返回2783915460。
testString: 'assert(lexicographicPermutations(999999) == 2783915460, "lexicographicPermutations(999999)
should return 2783915460.");'
```