分发水果

Author: hero

leet_code/rotate_test.go

@@ -0,0 +1,22 @@
+package leet_code
+
+import (
+	"testing"
+)
+
+//189. 旋转数组
+func rotate(nums []int, k int) {
+	for i := 0; i < k; i++ {
+		last := nums[len(nums)-1]
+		for j := len(nums) - 1; j > 0; j-- {
+			nums[j] = nums[j-1]
+		}
+		nums[0] = last
+	}
+}
+
+func Test_rotate(t *testing.T) {
+	var data = []int{-1, -100, 3, 99}
+	rotate(data, 2)
+	t.Log(data)
+}