Updated all problems to use fstrings and results()

Problems/Problem24.py

@@ -1,7 +1,7 @@
 #ProjectEuler/Python/Problem24.py
 #Matthew Ellison
 # Created: 03-24-19
-#Modified: 07-19-20
+#Modified: 10-30-20
 #What is the millionth lexicographic permutation of the digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9?
 #Unless otherwise listed, all of my non-standard imports can be gotten from my pyClasses repository at https://bitbucket.org/Mattrixwv/pyClasses
 """
@@ -23,7 +23,6 @@
 
 
 from Problems.Problem import Problem
-from Stopwatch import Stopwatch
 from Unsolved import Unsolved
 import Algorithms
 
@@ -50,22 +49,26 @@ class Problem24(Problem):
 		self.timer.start()
 
 		#Get all permutations of the string
-		permutations = Algorithms.getPermutations(self.__nums)
+		self.permutations = Algorithms.getPermutations(self.__nums)
 
 		#Stop the timer
 		self.timer.stop()
 
-		#Save the results
-		self.result = "The 1 millionth permutation is " + str(permutations[self.__neededPerm - 1])
-
 		#Throw a flag to show the problem is solved
 		self.solved = True
+
 	#Reset the problem so it can be run again
 	def reset(self):
 		super().reset()
 		self.permutations.clear()
 
 	#Gets
+	#Returns the result of solving the problem
+	def getResult(self):
+		#If the problem hasn't been solved throw an exception
+		if(not self.solved):
+			raise Unsolved("You must solve the problem before you can see the result")
+		return f"The 1 millionth permutation is {self.permutations[self.__neededPerm - 1]}"
 	#Returns a list with all of the permutations
 	def getPermutationsList(self) -> list:
 		#If the problem hasn't been solved throw an exception
@@ -81,15 +84,6 @@ class Problem24(Problem):
 	
 
 
-#This calls the appropriate functions if the script is called stand alone
-if __name__ == "__main__":
-	problem = Problem24()
-	print(problem.getDescription())	#Print the description
-	problem.solve()		#Call the function that answers the problem
-	#Print the results
-	print(problem.getResult())
-	print("It took " + problem.getTime() + " to solve this algorithm")
-
 """ Results:
 The 1 millionth permutation is 2783915460
 It took an average of 7.147 seconds to run this problem through 100 iterations