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

@@ -203,6 +203,26 @@ function uniqueOccurrences(arr: number[]): boolean {
 ``` 
 
 
+### 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
+}
+```
+
+
+
 
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