## 第三十三關 圓餅圖分析 禿頭俠:「感謝你幫忙,雖然他們很滿意,但最後他們想凹我們做一些數據分析,才讓我們結案。」 小杰:「....(表示已麻木」 ## 問題 客戶說,他在 C3.js 看到這個[圓餅圖圖表](https://c3js.org/samples/chart_pie.html),他想要我們透過 API 來觀察,尚未開賽跟已開賽的比例佔多少,一起來幫幫小杰吧! 
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