輾轉相除法副本 | JavaScript 程式專案

{"id":40524,"student_id":283,"content":"setBackdrop('black');\nvar A = '?';\nvar B = '?';\nvar gcd = '?';//建立最大公因數\nvar lcm = '?';//建立最小公倍數\n\nwhen('click', function () {\n    A = Number(prompt(\"數字 A?\"));//prompt提示使用者輸入\n    B = Number(prompt(\"數字 B?\"));\n    \n    var a = A;\n    var b = B;\n    while(true){//不斷執行\n        // if(a \u003e b){\n        //     a = a - b;\n        // } else {\n        //     b = b - a;\n        // }\n        a \u003e b ? a -=b : b -= a;//三元運算子，其實就是if els\n        if(a === 0 || b === 0) break;\n    }\n    gcd = a \u003e b ? a : b;//最大公因數\n    lcm = (A/gcd)*(B/gcd)*gcd;//最小公倍數\n});\n\nforever(function(){\n    print('請點擊銀幕輸入！', 100, 50, 'white', 40);\n    print('A: ' + A, 100, 150, 'white', 40);\n    print('B: ' + B, 100, 200, 'white', 40);\n    print('最大公因數: ' + gcd, 100, 250, 'white', 40);\n    print('最小公倍數: ' + lcm, 100, 300, 'white', 40);\n});","created_at":"2018-09-01T11:09:54.333+08:00","updated_at":"2019-11-10T09:44:05.394+08:00","name":"輾轉相除法 副本","language":"javascript","screenshot":{"url":"https://cdn8.koding.school/uploads/project/screenshot/40524/02780b0c4ae0d114571f1c2d59e802c0.jpg"},"parent_id":32561,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":88,"hashid":"wdksm9y2","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}