04. Walking

package main

import (
    "fmt"
    "math"
    "strconv"
)

func main() {
    var neededSteps = 10000

    var input string

    for ; neededSteps > 0; {
        fmt.Scanln(&input)
        if input == "Going home" {
            fmt.Scanln(&input)
            steps,_ := strconv.Atoi(input)
            neededSteps -= steps
            break
        }
        steps,_ := strconv.Atoi(input)
        neededSteps -= steps
    }

    if neededSteps > 0 {
        fmt.Printf("%d more steps to reach goal.\n", neededSteps)
    } else {
        fmt.Printf("Goal reached! Good job!\n%d steps over the goal!", int(math.Abs(float64(neededSteps))))
    }
}