无论如何都会有一个循环,这里没有for
and goto
循环(在Go Playground上尝试一下):
package main
import "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 integers
3
Enter the integers
10 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