I meant "constant *space* overhead", sorry.
On Tuesday, January 22, 2019 at 11:38:02 PM UTC+8, Marcus Low wrote:
>
> As Justin Israel said, you can probably scan them to int and test them as
> ints.
>
> However, if you *really* need them to be parsed as string, this will help
> your runtime, at the cost of constant overhead:
> var (
> valueSet = map[string]struct{}{
> "1":nil,
> "2":nil,
> "3":nil,
> ....
> "15":nil,
> }
> )
>
> func checkValue(s string) bool {
> _, ok := valueSet[s]
> return ok
> }
>
> func fix() {
> if checkValue(x) {
> ....
> }
> ....
> }
>
>
>
> On Tuesday, January 22, 2019 at 6:40:52 AM UTC+8, John wrote:
>>
>> Dear Gophers,
>>
>> I have recently made a project of Connect Five. When the imput is wrong
>> it will have a goroutine problem that says something about out of index, as
>> my game win function depends on if the x = b and x+1 = b and so on. But if
>> the imput is not 1,2 1,3 and so on, or it is over 15, 15 it will be wrong.
>> I made a solution of creating a function like this:
>>
>> func fix() {
>> if x == "1"|| x == "2"|| x == "3"|| x == "4"|| x == "5"|| x == "6"|| x ==
>> "7"|| x == "8"|| x == "9"|| x == "10"|| x == "11"|| x == "12"|| x == "13"||
>> x == "14"|| x == "15" {
>> if y == "1"|| y == "2"|| y == "3"|| y == "4"|| y == "5"|| y == "6"|| y ==
>> "7"|| y == "8"|| y == "9"|| y == "10"|| y == "11"|| y == "12"|| y == "13"||
>> y == "14"|| y == "15" {
>> blwi()
>> } else {
>> showBoard()
>> fmt.Println("Sorry you had entered wrong please enter again")
>> fmt.Scanln(&x,&y)
>> fix()
>> }
>> }
>>
>> It for some reason won't work. So I wonder if any of you can help me
>> correct the function and simplify it. (it goes right between the imput and
>> the win function.)
>>
>>
>>
>
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