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59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
#ProjectEuler/Python/Problem1.py
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#Matthew Ellison
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# Created: 01-26-19
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#Modified: 03-28-19
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#What is the sum of all the multiples of 3 or 5 that are less than 1000
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#Unless otherwise listed, all of my non-standard imports can be gotten from my pyClasses repository at https://bitbucket.org/Mattrixwv/pyClasses
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"""
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Copyright (C) 2019 Matthew Ellison
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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"""
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from Stopwatch import Stopwatch
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def Problem1():
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#Setup your variables
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fullSum = 0 #Holds the sum of all the correct numbers
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#Start at 3 and start counting up, checking if any of the numbers are divisible by 3 or 5
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#This method skips the problem of numbers that are divisible by both, like 15, being added twice
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num = 3
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while(num < 1000):
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if((num % 3) == 0): #3 Will be triggered more often, putting it first makes the algorithm more efficient
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fullSum += num
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elif((num % 5) == 0):
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fullSum += num
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num += 1
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#Print the results
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print("The sum of all the multiples of 3 or 5 is " + str(fullSum))
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#If you are running this file, automatically start the correct function
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if(__name__ == "__main__"):
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timer = Stopwatch() #Used to determine the algorithm's run time
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timer.start() #Start the timer
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Problem1() #Call the function that answers the problem
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timer.stop() #Stop the timer
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#Print the results of the timer
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print("It took " + timer.getString() + " to run this algorithm")
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"""Results:
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The sum of all the multiples of 3 or 5 is 233168
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It took 114.142 microseconds to run this algorithm
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"""
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