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# 資料競爭 data race

### go自帶檢測方法: -race

加在go run -race main.go執行，可以找出問題。

#### 遇到data race 的幾種處理方法:

1. Atomic 原子操作(效能較鎖好,但只有簡單的型態可用)
2. 加鎖:互斥鎖
3. Channel