遺傳演算法 - 已棄用副本 | JavaScript 程式專案

{"id":519148,"student_id":3795,"content":"// 可以修改預設密碼來測試\n// setPassword('password');\n\nvar chars = ' abcdefghijklmnopqrstuwvxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'; //密碼可能的字元\nvar pops = []; //存放要猜的密碼\n\nfor (var k = 0; k \u003c 20; k++) {\n        var guess = \"\"; //猜測的密碼字串\n        for (var i = 0; i \u003c 13; i++) {\n            var rand = Math.floor(Math.random() * 63)\n            guess += chars[rand];\n        }\n        //password(guess);\n        pops.push(guess);\n    }\n\n\n// 初始化產生 20 組基因\nfor (var j = 0; j \u003c 20; j++) {\n    var gens = '';\n    for (var i = 0; i \u003c 13; i++) {\n        var rand = Math.floor(Math.random()*63);\n        gens += chars[rand];\n    }\n    pops.push(gens);\n}\n\n// 按下空白按鍵來破解金庫\non('keydown', 'space', nextGeneration);\n\nfunction nextGeneration () {\n    // 學生遊戲試玩，開始實作時註解或移除\n    //var s = prompt('請輸入 21 個由英文字母大小寫、數字、空白所組成的密碼');\n    // var r = password(s);\n    // alert(`你輸入的密碼中只有 ${r}個字是正確的！`);\n    \n    var arr = [];\n    \n    for (var i = 0; i \u003c 20; i++) {\n        //var result = password(pops[i]) ;\n        //console.log(result);\n        arr.push({score: password(pops[i]), gene:pops[i]})\n    }\n    arr.sort(function(a, b){\n        return b.score - a.score;\n    })\n    //console.log(arr);\n    var parentA = arr[0].gene;\n    var parentB = arr[1].gene;\n    for (var i = 0; i \u003c 20; i++) {\n        pops[i] = crossover(parentA, parentB);\n    }\n\n    /*var arr = [];\n    for (var i=0; i\u003c20; i++) {\n        arr.push({\n            score: password(pops[i]),\n            gens: pops[i],\n        })\n    };\n    arr.sort(function (a, b) {\n        return b.score - a.score;\n    });\n\n    var parentA = arr[0].gens;\n    var parentB = arr[1].gens;\n    for (var i = 0; i \u003c 20; i++) {\n        pops[i] = crossover(parentA, parentB);\n    }*/\n}\n\n// 將兩組密碼進行組合\nfunction crossover (a, b) {\n    var gens = '';\n    for (var i = 0; i \u003c 13; i++) {\n        // 有 1/10 的機率基因會變異\n        if (Math.random() \u003c 0.1) {\n            var rand = Math.floor(Math.random()*63);\n            gens += chars[rand];\n        } else {\n            if (Math.random() \u003e 0.5) {\n                gens += a[i];\n            } else {\n                gens += b[i];\n            }\n        }\n    }\n    return gens;\n}","created_at":"2023-04-16T10:05:43.777+08:00","updated_at":"2023-04-16T11:33:57.579+08:00","name":"遺傳演算法 - 已棄用 副本","language":"javascript","screenshot":{"url":"https://cdn9.koding.school/uploads/project/screenshot/519148/fc3444cb17fe55868d0e94c3e9b52571.jpg"},"parent_id":150101,"plugin":"(function () {\n    \n    setBackdrop('hacker1.jpg', 0, 0, 640, 480);\n\n    var logs = [];\n    var key = '';\n    var gameOver = false;\n\n    function password (str) {\n\n        var count = 0;\n        for (var i = 0; i \u003c key.length; i++) {\n            if (key[i] === str[i]) count++;\n        }\n        \n        if (!gameOver) {\n            logs.unshift([str, count]);\n        }\n        \n        if (!gameOver \u0026\u0026 str.length == key.length \u0026\u0026 count === key.length) {\n            gameOver = true;\n            setBackdrop('hacker2.jpg', 0, 0, 640, 480);\n            createSound('beep.wav');\n            setTimeout(function () {\n                setBackdrop('hacker3.jpg', 0, 0, 640, 480);\n                createSound('unlock.wav');\n            }, 1000);\n        }\n        \n        return count;\n    }\n    \n    function setPassword (str) {\n        key = str;\n    }\n    \n    forever(function(){\n        for (var i=0; i\u003c14 \u0026\u0026 i\u003clogs.length; i++) {\n            print(logs.length - i, 50, 35 + 20*i, '#aaa', 14);\n            print(logs[i][1], 100, 35 + 20*i, logs[i] == key ? 'gold' : 'gold', 16);\n            print(logs[i][0], 130, 35 + 20*i, logs[i] == key ? 'gold' : 'white', 16);\n        }\n    });\n    \n    window.password = password;\n    window.setPassword = setPassword;\n\n})();\n\nsetPassword('I love Koding');\n","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":17,"hashid":"yeysqdv4r","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}