Merge pull request #2192 from wangben18/master

添加 1207 独一无二的出现次数 Go 版本

problems/1207.独一无二的出现次数.md

@@ -200,10 +200,30 @@ function uniqueOccurrences(arr: number[]): boolean {
     })
     return countMap.size === new Set(countMap.values()).size;
 };
+``` 
+
+
+### Go：
+```Go
+func uniqueOccurrences(arr []int) bool {
+	count := make(map[int]int) // 统计数字出现的频率
+	for _, v := range arr {
+		count[v] += 1
+	}
+	fre := make(map[int]struct{}) // 看相同频率是否重复出现
+	for _, v := range count {
+		if _, ok := fre[v]; ok {
+			return false
+		}
+		fre[v] = struct{}{}
+	}
+	return true
+}
 ```
 
 
 
+
 <p align="center">
 <a href="https://programmercarl.com/other/kstar.html" target="_blank">
   <img src="../pics/网站星球宣传海报.jpg" width="1000"/>