修改目录名称

双指针/接雨水/main.go

@@ -0,0 +1,33 @@
+package main
+
+import "fmt"
+
+func main() {
+	resule := trap([]int{4, 2, 0, 3, 2, 5})
+	fmt.Println("最大接水数为：", resule)
+}
+
+func trap(height []int) int {
+	leftP := 0
+	rightP := 1
+	result := 0
+	midres := 0
+	for {
+		if leftP > len(height)-1 || rightP > len(height)-1 {
+			break
+		}
+		if height[leftP] > height[rightP] {
+			midres += height[leftP] - height[rightP]
+			fmt.Println("result加上:", height[leftP]-height[rightP], "当前左指针：", leftP, "当前右指针:", rightP)
+			rightP++
+		} else if height[leftP] <= height[rightP] && midres != 0 {
+			result += midres
+			leftP = rightP
+			rightP = leftP + 1
+		} else {
+			leftP++
+			rightP = leftP + 1
+		}
+	}
+	return result
+}