[x/tour] go-tour: Fixing wrong solution for slices exercise. Fixes #50
[x/tour] go-tour: Fixing wrong solution for slices exercise.
Fixes #50

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/6842111
X-Tour-Commit: b92b00c8b4785525de42d2b1ed15c71ed713298e

golang/website,golang/website,golang/website,golang/website,golang/website,golang/website,golang/website