826. Most Profit Assigning Work

https://leetcode.com/problems/most-profit-assigning-work/description/

class Solution {
public:
    int maxProfitAssignment(vector<int>& difficulty, vector<int>& profit, vector<int>& worker) {
        int res = ;

        vector<pair<int,int>> jobs(difficulty.size());
        for (int i = ; i < difficulty.size(); i++)
            jobs[i] = { difficulty[i], profit[i] };
        sort(jobs.begin(), jobs.end());

        sort(worker.begin(), worker.end());

        int i = , j = , p = ;
        while (j < worker.size()) {
            while (i < jobs.size() && jobs[i].first <= worker[j]) {
                p = max(p, jobs[i].second);
                i++;
            }
            res += p;
            j++;
        }
        return res;
    }
};