51 lines
933 B
C++
51 lines
933 B
C++
/*
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* File: PrintUtil.hpp
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* Created Time: 2021-12-19
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* Author: Krahets (krahets@163.com)
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*/
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#pragma once
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#include <iostream>
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using namespace std;
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/**
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* @brief Definition for a singly-linked list node
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*
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*/
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struct ListNode {
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int val;
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ListNode *next;
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ListNode(int x) : val(x), next(nullptr) {}
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};
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/**
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* @brief Generate a linked list with a vector
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*
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* @param list
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* @return ListNode*
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*/
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ListNode* vectorToLinkedList(vector<int>& list) {
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ListNode *dum = new ListNode(0);
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ListNode *head = dum;
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for (int val : list) {
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head->next = new ListNode(val);
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head = head->next;
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}
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return dum->next;
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}
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/**
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* @brief Get a list node with specific value from a linked list
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*
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* @param head
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* @param val
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* @return ListNode*
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*/
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ListNode* getListNode(ListNode *head, int val) {
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while (head != nullptr && head->val != val) {
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head = head->next;
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}
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return head;
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}
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