henryken commented on a change in pull request #11883:
URL: https://github.com/apache/beam/pull/11883#discussion_r435393888
##########
File path: learning/katas/go/Core Transforms/Combine/CombineFn/pkg/task/task.go
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@@ -47,9 +47,9 @@ func (c *averageFn) MergeAccumulators(accumA, accumB
averageAccum) averageAccum
}
}
-func (c *averageFn) ExtractOutput(accum averageAccum) float64 {
+func (c *averageFn) ExtractOutput(accum averageAccum) int {
Review comment:
I think you should do this in Go?
```go
return float64(accum.Sum) / float64(accum.Count)
```
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