#1450 Number of Students Doing Homework at a Given Time.cpp

class Solution {
public:
    int busyStudent(vector<int>& startTime, vector<int>& endTime, int queryTime) {
        int c=0;
        for(int i=0;i<endTime.size();i++){
            if(startTime[i]<=queryTime&&endTime[i]>=queryTime)
            c++;
        }
        return c;
    }
};