solving simple riddles to play with go lang

fun_with_go.go

package main

import "fmt"

func split(sum int) (x, y int) {
	x = sum * 4 / 9
	y = sum - x
	return
}

func find_pair(sum int, nums []int) (x, y int){
	dict := make(map[int]int)
	for index, num := range nums {
		if diff_index, found := dict[num]; found {
			x = diff_index
			y = index
			return
		} else {
			dict[sum-num] = index
		}
	}
	return
}
func sum_array(nums []int) (total int){
	total = 0
	for _, num := range nums {
		total += num
	}
	return
}

func main() {
	array1 := []int{1,2,1, 4}
	fmt.Println(find_pair(6, array1))
	fmt.Println(sum_array(array1))
}