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leetcode 反转链表 II


穿针引线以此类推 ListNode* reverseBetween(ListNode* head, int left, int right) { ListNode* dummyNode = new ListNode(-1); dummyNode->ne......
穿针引线以此类推 ListNode* reverseBetween(ListNode* head, int left, int right) { ListNode* dummyNo......

leetcode 反转链表 II

穿针引线以此类推 ListNode* reverseBetween(ListNode* head, int left, int right) { ListNode* dummyNo......
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LeetCode

leetcode-两数相加


func addTwoNumbers(l1 *ListNode, l2 *ListNode) *ListNode {if l1 == nil || l2 == nil{return nil}head := &ListNode{Val:0,Next:nil}current := headcarry := 0f......
func addTwoNumbers(l1 *ListNode, l2 *ListNode) *ListNode {if l1 == nil || l2 == nil{return nil}head ......

leetcode-两数相加

func addTwoNumbers(l1 *ListNode, l2 *ListNode) *ListNode {if l1 == nil || l2 == nil{return nil}head ......
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LeetCode

leetcode-两数之和-go


package leetcode //hash算法,visited采用hashmap存储,每遍历一个数,就检查target-num的差是否在hashmap存在了,存在则返回,不存在则记录,继续遍历func twoSum(nums []int, target int) []int {var visited = make(map[int]i......
package leetcode //hash算法,visited采用hashmap存储,每遍历一个数,就检查target-num的差是否在hashmap存在了,存在则返回,不存在则记录,继续遍历fu......

leetcode-两数之和-go

package leetcode //hash算法,visited采用hashmap存储,每遍历一个数,就检查target-num的差是否在hashmap存在了,存在则返回,不存在则记录,继续遍历fu......
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