使用哈希表 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 import "fmt" func main() { a := [...]int{2,3,1,0,2,5,3} num := make(map[int]bool) for _, v := range a { if !num[v] { num[v] = true } else { fmt.Println(v) } } } 排序查找 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 package main import ( "fmt" "sort" ) func main() { a := []int{2,3,1,0,2,5,3} sort.……
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