Swiftで迷路を解く

Swiftの練習として迷路を解いてみたいと思います。
興味のある方はぜひ一緒に挑戦してみてください。

問題

引用元

https://www.logsoku.com/r/2ch.net/news4vip/1377327045/61-66nwww.logsoku.com

↓ここをクリックするとコードがみれます

自分が書いたコード

import Cocoa

var Maze:[String]=["#","S","#","#","#","#","#","#","#","#",
                   "#"," ","#","#","#","#","#","#"," ","#",
                   "#"," "," "," "," ","#","#"," "," ","#",
                   "#"," ","#","#"," "," "," "," ","#","#",
                   "#","#","#","#"," ","#","#","#","#","#",
                   "#"," "," "," "," ","#"," "," "," ","#",
                   "#"," ","#","#","#","#"," ","#"," ","#",
                   "#"," "," "," "," "," "," ","#"," ","#",
                   "#","#"," ","#"," ","#","#","#"," ","#",
                   "#","#","#","#","#","#","#","#","G","#",
                   "#","#","#","#","#","#","#","#"," ","#",
                   " "," "," "," "," "," "," "," "," "," ",]

                    
//現在地
var Loc = 0
//現在地からみて上下左右
var Under = 0
var Right = 0
var Left = 0
var Uper = 0

//本文----------------------------------------------------------------------------------------

//「S」の一つ下をを現在地に設定する
if let i = Maze.firstIndex(of: "S") {
    Loc = i + 10
    Maze[Loc] = "+"
}

//迷路と現在地の数値を表示する
Mazepri()
reloadCheck()
print(" ")

//「G」に辿り着くまで更新と進行を繰り返す
while Maze[Under] != "G" {
    reload()
    progress()
}

//迷路と現在地の数値を表示する
Mazepri()
reloadCheck()

//関数----------------------------------------------------------------------------------------

//現在地と上下左右を更新
func reload(){
    Under = Loc + 10
    Right = Loc + 1
    Left = Loc - 1
    Uper = Loc - 10
}

//下、右、左、上、もう一度下の順番でスペースを確認して進む
func progress(){
    if (Maze[Under] == " " && Maze[Under + 10] == " ") {

    Maze[Under]  = "+"
    Loc = Under

    }else if(Maze[Right] == " "){

    Maze[Right] = "+"
    Loc = Right

    }else if(Maze[Left] == " "){

    Maze[Left] = "+"
    Loc = Left

    }else if(Maze[Uper] == " "){

    Maze[Uper] = "+"
    Loc = Uper

    }else if(Maze[Under] == " "){

    Maze[Under] = "+"
    Loc = Under
    }//else if(Maze[Under] == "G"){
     //  Loc = Under
     //}
}

//現在地と上下左右の値をプリント
func reloadCheck(){
 print(Loc,Under,Uper,Right,Left)
}

//迷路をプリント
func Mazepri(){
    print(Maze[0],Maze[1],Maze[2],Maze[3],Maze[4],Maze[5],Maze[6],Maze[7],Maze[8],Maze[9])
    print(Maze[10],Maze[11],Maze[12],Maze[13],Maze[14],Maze[15],Maze[16],Maze[17],Maze[18],Maze[19])
    print(Maze[20],Maze[21],Maze[22],Maze[23],Maze[24],Maze[25],Maze[26],Maze[27],Maze[28],Maze[29])
    print(Maze[30],Maze[31],Maze[32],Maze[33],Maze[34],Maze[35],Maze[36],Maze[37],Maze[38],Maze[39])
    print(Maze[40],Maze[41],Maze[42],Maze[43],Maze[44],Maze[45],Maze[46],Maze[47],Maze[48],Maze[49])
    print(Maze[50],Maze[51],Maze[52],Maze[53],Maze[54],Maze[55],Maze[56],Maze[57],Maze[58],Maze[59])
    print(Maze[60],Maze[61],Maze[62],Maze[63],Maze[64],Maze[65],Maze[66],Maze[67],Maze[68],Maze[69])
    print(Maze[70],Maze[71],Maze[72],Maze[73],Maze[74],Maze[75],Maze[76],Maze[77],Maze[78],Maze[79])
    print(Maze[80],Maze[81],Maze[82],Maze[83],Maze[84],Maze[85],Maze[86],Maze[87],Maze[88],Maze[89])
    print(Maze[90],Maze[91],Maze[92],Maze[93],Maze[94],Maze[95],Maze[96],Maze[97],Maze[98],Maze[99])
}

反省と感想

強引に解いてしまったので、汎用性のあるものにはなっていません。
もっと良い解き方が色々あるはずです。
ランダムな迷路も解けるようにしようするとさらにやりがいがありそう。
楽しい問題でした。