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package main
import "reflect"
func flatten(in [][]reflect.Value) (out []reflect.Value) {
for _, a := range in {
for i := range a {
out = append(out, a[i])
}
}
return
}
func split(in [][]reflect.Value) (x, y [][]reflect.Value) {
flat := flatten(in)
n := len(flat)
x = [][]reflect.Value{flat[:n/2]}
y = [][]reflect.Value{flat[n/2:]}
return
}
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