Create number-of-students-doing-homework-at-a-given-time.py

Author: kamyu104

Python/number-of-students-doing-homework-at-a-given-time.py

@@ -0,0 +1,15 @@
+# Time:  O(n)
+# Space: O(1)
+
+import itertools
+
+
+class Solution(object):
+    def busyStudent(self, startTime, endTime, queryTime):
+        """
+        :type startTime: List[int]
+        :type endTime: List[int]
+        :type queryTime: int
+        :rtype: int
+        """
+        return sum(s <= queryTime <= e for s, e in itertools.izip(startTime, endTime))