Re: [math-fun] 2015 with the other six digits
31 Dec
2014
31 Dec
'14
3:37 a.m.
Hans Havermann>[...] Don't forget to count down on New Year's Eve: 10*9*8*7/6/5*4*3-2+1 -------- When's the soonest year this becomes impossible? --rwg
31 Dec
31 Dec
5:03 a.m.
New subject: [math-fun] 2015 with the other six digits
Bill Gosper:
10*9*8*7/6/5*4*3-2+1 When's the soonest year this becomes impossible?
If we insist on only one the four operators (+-*/) as inbetweens, 2016 is already impossible. The cheat is to allow concatenation as well. This gives us up to (but not including) 2102, even if the concatenation is disallowed after the 10 (to force the saying of 'ten').
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