bird_watcher.go

package birdwatcher

// TotalBirdCount return the total bird count by summing
// the individual day's counts.
func TotalBirdCount(birdsPerDay []int) int {
	var totalBirdCount int 
	for i:=0;i < len(birdsPerDay);i++{
		totalBirdCount += birdsPerDay[i]
	}
	return totalBirdCount
}

// BirdsInWeek returns the total bird count by summing
// only the items belonging to the given week.
func BirdsInWeek(birdsPerDay []int, week int) int {
	var totalBirdCountInWeek int
	for i:= (week * 7) - 7;i < (week * 7);i++{
		totalBirdCountInWeek += birdsPerDay[i]
	} 
	return totalBirdCountInWeek
}

// FixBirdCountLog returns the bird counts after correcting
// the bird counts for alternate days.
func FixBirdCountLog(birdsPerDay []int) []int {
	for i := 0;i < len(birdsPerDay);i+=2{
			birdsPerDay[i]++
	}
	return birdsPerDay
}