潮阳网站建设公司,如何在网上推广信用卡,店铺设计效果图店面,网站标题关键词描述代码随想录算法训练营Day60|单调栈01 文章目录 代码随想录算法训练营Day60|单调栈01一、739. 每日温度二、496.下一个更大元素 I 一、739. 每日温度
class Solution {public int[] dailyTemperatures(int[] temperatures) {//单调栈int lenstemperatures.length;int result[]n…代码随想录算法训练营Day60|单调栈01 文章目录 代码随想录算法训练营Day60|单调栈01一、739. 每日温度二、496.下一个更大元素 I 一、739. 每日温度
class Solution {public int[] dailyTemperatures(int[] temperatures) {//单调栈int lenstemperatures.length;int result[]new int[lens];DequeInteger stacknew LinkedList();stack.push(0);for(int i0;ilens;i){if(temperatures[i]temperatures[stack.peek()]){stack.push(i);}else{
while(!stack.isEmpty()temperatures[i]temperatures[stack.peek()]){result[stack.peek()]i-stack.peek();stack.pop();}stack.push(i);}}return result;}
}二、496.下一个更大元素 I
class Solution {public int[] nextGreaterElement(int[] nums1, int[] nums2) {StackInteger temp new Stack();int[] res new int[nums1.length];Arrays.fill(res,-1);HashMapInteger, Integer hashMap new HashMap();for (int i 0 ; i nums1.length ; i){hashMap.put(nums1[i],i);}temp.add(0);for (int i 1; i nums2.length; i) {if (nums2[i] nums2[temp.peek()]) {temp.add(i);} else {while (!temp.isEmpty() nums2[temp.peek()] nums2[i]) {if (hashMap.containsKey(nums2[temp.peek()])){Integer index hashMap.get(nums2[temp.peek()]);res[index] nums2[i];}temp.pop();}temp.add(i);}}return res;}
}
