LC 155. Min Stack
https://leetcode.com/problems/min-stack/description/?envType=study-plan-v2&envId=top-interview-150
class MinStack {
public:
vector<pair<int, int>> st;
MinStack() {
}
void
LeetCode
LC 71. Simplify Path
https://leetcode.com/problems/simplify-path/description/?envType=study-plan-v2&envId=top-interview-150
class Solution {
public:
string simplifyPath(string path) {
int n = path.size();
vector<string&
LC 452. Minimum Number of Arrows to Burst Balloons
https://leetcode.com/problems/minimum-number-of-arrows-to-burst-balloons/?envType=study-plan-v2&envId=top-interview-150
class Solution {
public:
static const bool cmp (vector<int> &a, vector<
LC 56. Merge Intervals
https://leetcode.com/problems/merge-intervals/description/?envType=study-plan-v2&envId=top-interview-150
class Solution {
public:
vector<vector<int>> merge(vector<vector&
LC 228. Summary Ranges
https://leetcode.com/problems/summary-ranges/description/?envType=study-plan-v2&envId=top-interview-150
class Solution {
public:
vector<string> summaryRanges(vector<int>& nums)