蒙地卡羅求 PI 副本 | JavaScript 程式專案

{"id":41792,"student_id":1407,"content":"stopRendering();\npen.size = 0;\npen.fillColor = 'white'\npen.drawRect(0, 0, 640, 480)\npen.fillColor = 'red'\nvar circle = 0;\nvar square = 0;\nforever(function() {\n    for (var i = 0; i \u003c 1000; i++) {\n        var x = Math.random() *480\n        var y = Math.random() *480\n        var c = Math.sqrt((240-x)*(240-x)+(240-y)*(240-y))\n        square+=1\n        if(c \u003c= 240) {\n            circle+=1\n            pen.fillColor = 'orange'\n        }else{\n            pen.fillColor = 'red'\n        }\n        pen.drawRect(x, y, 1, 1)\n    }\n    pen.drawRect(0, 0, 240,50 )\n    console.log(circle*4/square)\n    print(circle*4/square,0,0,\"white\",20)\n})","created_at":"2018-09-08T16:36:35.164+08:00","updated_at":"2019-10-25T00:19:37.935+08:00","name":"蒙地卡羅求 PI 副本","language":"javascript","screenshot":{"url":"https://cdn9.koding.school/uploads/project/screenshot/41792/89edcce60b8890776f43b51e69f48ea4.jpg"},"parent_id":31606,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":327,"hashid":"6rpsrz52","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}