20] Leetcode 1450. Number of Students Doing Homework at a Given Time

Number of Students Doing Homework at a Given Time - LeetCode

고대로 해주면 된다.

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