无论如何都会有一个循环,这里没有
forand
goto循环(在Go
Playground上尝试一下):
package mainimport "fmt"func main() { fmt.Println(`Enter the number of integers`) var n int if m, err := Scan(&n); m != 1 { panic(err) } fmt.Println(`Enter the integers`) all := make([]int, n) ReadN(all, 0, n) fmt.Println(all)}func ReadN(all []int, i, n int) { if n == 0 { return } if m, err := Scan(&all[i]); m != 1 { panic(err) } ReadN(all, i+1, n-1)}func Scan(a *int) (int, error) { return fmt.Scan(a)}io:
Enter the number of integers3Enter the integers10 20 30[10 20 30]
为了更快地进行输入扫描重写:
func Scan(a *int) (int, error) { return fmt.Scan(a)}使用:
更快的输入扫描



