Maps exercise in Go tour

maps_ex.go

package main

import (
    "code.google.com/p/go-tour/wc"
    "strings"
)

func WordCount(s string) map[string]int {
        
    res := make(map[string]int)
    
    var words []string = strings.Fields(s)
    
    for _, word := range words {
        res[word] += 1
    }
    
    return res
}

func main() {
    wc.Test(WordCount)
}