Исходники и презентации

lessons/functions/predicate/main.go

@@ -0,0 +1,29 @@
+package main
+
+import "fmt"
+
+func Less(lhs, rhs int) bool {
+	return lhs < rhs
+}
+
+func Greater(lhs, rhs int) bool {
+	return lhs > rhs
+}
+
+func Sort(numbers []int, predicate func(int, int) bool) {
+	for i := 0; i < len(numbers); i++ {
+		for j := i; j > 0 && predicate(numbers[j-1], numbers[j]); j-- {
+			numbers[j-1], numbers[j] = numbers[j], numbers[j-1]
+		}
+	}
+}
+
+func main() {
+	numbers := []int{1, 2, 5, 4, 3}
+
+	Sort(numbers, Less)
+	fmt.Println(numbers)
+
+	Sort(numbers, Greater)
+	fmt.Println(numbers)
+}