尋找最大質數副本 | JavaScript 程式專案

{"id":130968,"student_id":1404,"content":"setBackdrop(\"black\");\n\nvar count = 1; //一直不斷加上去的數字\nvar max = 0;\n\nforever(function() {\n\n    count++;\n    if (check(count)) {\n        max = count;\n    }\n\n    print(max, 150, 200, 'white', 100);\n});\n\n\nfunction check(number) {\n    var a = Math.floor(Math.sqrt(number));\n    for (var i = 2; i \u003c= a; i++) {\n        if (number % i == 0) {\n            return false;\n        }\n    }\n    return true;\n}\n\n\n\n\n\n\n\n\n\n\n\nfunction check (num) {\n    var up = Math.sqrt(num);\n    for (var i = 2; i \u003c up; i++) {\n        if (num%i == 0) {\n            return false;\n        }\n    }\n    return true;\n}","created_at":"2020-03-07T15:02:42.618+08:00","updated_at":"2020-03-07T18:07:47.335+08:00","name":"尋找最大質數 副本","language":"javascript","screenshot":{"url":"https://cdn3.koding.school/uploads/project/screenshot/130968/9b82d04f83dbd53688e511400004a39a.jpg"},"parent_id":32559,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":111,"hashid":"zpesprm6","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}