遺傳演算法（預設版）副本 | JavaScript 程式專案

{"id":211586,"student_id":3439,"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\nvar rand = ''\nvar guess = ''\nfor (var k = 0; k \u003c 20; k++) {\n    for (var i = 0; i \u003c 13; i++) {\n        rand = Math.floor(Math.random()*63)\n        guess += chars[rand]\n    }\n    password(guess)\n    pops.push(guess)\n    guess = ''\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    var arr = [];\n    for (var i = 0; i \u003c 20; i++) {\n        arr.push({\n            score: password(pops[i]), gene: pops[i]});\n    };\n    arr.sort(function(a, b) {\n        return b.score - a.score;\n    });\n\n    var parentA = arr[0].gene;\n    var parentB = arr[1].gene;\n\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 child = '';\n    for (var i = 0; i \u003c 13; i++) {\n        if (Math.random() \u003c 0.1) {\n            var rand = Math.floor(Math.random()*63)\n            child += chars[rand]\n        } else {\n            if (Math.random() \u003c 0.5) {\n                child += a[i];\n            } else {\n                child += b[i];\n            };\n        }\n    };\n    return child;\n};","created_at":"2020-12-12T13:48:03.877+08:00","updated_at":"2020-12-12T15:38:20.901+08:00","name":"遺傳演算法（預設版） 副本","language":"javascript","screenshot":{"url":"https://cdn4.koding.school/uploads/project/screenshot/211586/da0693389fec52eaaf5e4d3f68662192.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":45,"hashid":"yeysvv9w3","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}