2 lines
304 B
Python
2 lines
304 B
Python
import functools;import math;lcm=lambda a,b:a*b//math.gcd(a,b);m=lambda a,b,x,y:(lcm(a,x),b)if b==y else m(a,b+a*(max(-1,y-b-1)//a+1),x,y+x*(max(-1,b-y-1)//x+1));print(functools.reduce(lambda p,q:m(*p,*q),((int(x),-i)for i,x in enumerate(open("input.txt").readlines()[1].split(','))if x!='x'),(1,0))[1])
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