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| // @Title: 所有可能的路径 (All Paths From Source to Target)
// @Author: 15816537946@163.com
// @Date: 2021-08-25 11:32:23
// @Runtime: 8 ms
// @Memory: 6.4 MB
func allPathsSourceTarget(graph [][]int) [][]int {
ans := make([][]int, 0)
n := len(graph) - 1
stk := []int{0}
var dfs func(int)
dfs = func(x int) {
if x == n {
ans = append(ans, append([]int(nil), stk...))
return
}
for _, y := range graph[x] {
stk = append(stk, y)
dfs(y)
stk = stk[:len(stk)-1]
}
}
dfs(0)
return ans
}
|