// Copyright © 2018 Inanc Gumus // Learn Go Programming Course // License: https://creativecommons.org/licenses/by-nc-sa/4.0/ // // For more tutorials : https://learngoprogramming.com // In-person training : https://www.linkedin.com/in/inancgumus/ // Follow me on twitter: https://twitter.com/inancgumus package main import ( "fmt" "strconv" "strings" ) func main() { spendings := fetch() for i, daily := range spendings { var total int for _, spending := range daily { total += spending } fmt.Printf("Day %d: %d\n", i+1, total) } } func fetch() [][]int { content := `200 100 25 10 45 60 5 15 35 95 10 50 25` lines := strings.Split(content, "\n") spendings := make([][]int, len(lines)) for i, line := range lines { fields := strings.Fields(line) spendings[i] = make([]int, len(fields)) for j, field := range fields { spending, _ := strconv.Atoi(field) spendings[i][j] = spending } } return spendings }