trying_out_go/cmd/playground/averageHeadFirstSolution.go

package main

import (
	"fmt"
	"strings"

	"trying_out_go/pkg/datafile"
	"trying_out_go/pkg/keyboard"
)

func averageHeadFirstSolution() {
	fmt.Printf("What is the name of the file: ")
	fileString, err := keyboard.GetString()
	Error(err)
	fileString = strings.TrimSpace(fileString)
	numbers, err := datafile.GetFloats(fileString)
	Error(err)
	var sum float64 = 0
	for _, number := range numbers {
		sum += number
	}
	sampleCount := float64(len(numbers))
	fmt.Printf("Average: %0.2f\n", sum/sampleCount)
}