#-------------------------------------------------------------------------------
# Name:        Smallest number that is evenly divisible by all of the numbers from 1 to 20
# Purpose:
#
# Author:      benben
#
# Created:     19-11-2008
# Copyright:   (c) benben 2008
# WebUrl:      http://www.119797.com
# Licence:     <your licence>
#-------------------------------------------------------------------------------
#!/usr/bin/env python
import math
def func1(num):
    result=1
    list=range(1,num+1)
    for i in range(2,num):
        for j in range(i+1,num):
            if list[j]%list[i]==0:
                list[j]=list[j]/list[i]
        result=result*list[i]
    print result

def main():
    import timeit
    t1 = timeit.Timer("func1(20)","from __main__ import func1")
    print t1.timeit(1)

if __name__ == '__main__':
    main()