蒙地卡羅求 PI 副本 | JavaScript 程式專案

{"id":85086,"student_id":37,"content":"stopRendering();\npen.size = 0;\n\npen.fillColor = \"#5500DD\";\npen.drawRect(0, 0, 640, 480);\nvar o = 0;\nvar e = 0;\nforever(function() {\n    for (var i = 0; i \u003c 1000; i++) {\n\n        var x = Math.random()*480;\n        var y = Math.random()*480;\n        var c = (240-x)*(240-x)+(240-y)*(240-y);\n        c = Math.sqrt(c);\n\n\n        if (c \u003c 240) {\n            pen.fillColor = \"orange\";\n            e++\n        } else {\n            pen.fillColor = \"red\";\n        }\n        o++\n        pen.drawRect(x, y, 1, 1);\n\n    }\n    pen.fillColor = \"white\";\n    pen.drawRect(0,0,200,35);\n    print(\"PI:\"+e*4/o ,10,10);\n});","created_at":"2019-07-28T10:15:26.374+08:00","updated_at":"2019-11-11T13:13:58.208+08:00","name":"蒙地卡羅求 PI 副本","language":"javascript","screenshot":{"url":"https://cdn6.koding.school/uploads/project/screenshot/85086/d9ca9f812f1bf16027ada4bb956b064d.jpg"},"parent_id":31606,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":49,"hashid":"wdks8wd2","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}