[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

scheduling/interval_scheduling_algorithm.py

@@ -5,28 +5,29 @@
 
 """
 
+
 def interval_scheduling(stimes, ftimes):
     index = list(range(len(stimes)))
     # sort according to finish times
     index.sort(key=lambda i: ftimes[i])
- 
+
     maximal_set = set()
     prev_finish_time = 0
     for i in index:
         if stimes[i] >= prev_finish_time:
             maximal_set.add(i)
             prev_finish_time = ftimes[i]
- 
+
     return maximal_set
- 
- 
-n = int(input('Enter number of activities: '))
-stimes = input('Enter the start time of the {} activities in order: '
-              .format(n)).split()
+
+
+n = int(input("Enter number of activities: "))
+stimes = input("Enter the start time of the {} activities in order: ".format(n)).split()
 stimes = [int(st) for st in stimes]
-ftimes = input('Enter the finish times of the {} activities in order: '
-               .format(n)).split()
+ftimes = input(
+    "Enter the finish times of the {} activities in order: ".format(n)
+).split()
 ftimes = [int(ft) for ft in ftimes]
- 
+
 ans = interval_scheduling(stimes, ftimes)
-print('A maximum-size subset of activities that are mutually compatible is', ans)
+print("A maximum-size subset of activities that are mutually compatible is", ans)