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package main
import "fmt"
func min(a, b int) int {
if a < b {
return a
}
return b
}
func abs(a int) int {
if a > 0 {
return a
}
return -a
}
func minTimeToVisitAllPoints(points [][]int) int {
sum := 0
for index, item := range points {
if index+1 < len(points) {
min_dist_x := abs(item[0] - points[index+1][0])
min_dist_y := abs(item[1] - points[index+1][1])
sum += min(min_dist_x, min_dist_y) + abs(min_dist_x-min_dist_y)
}
}
return sum
}
func main() {
points2 := [][]int{{3, 2}, {-2, 2}}
fmt.Println(minTimeToVisitAllPoints(points2))
points := [][]int{{1, 1}, {3, 4}, {-1, 0}}
fmt.Println(minTimeToVisitAllPoints(points))
}
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