2002个111...1222...2 2002个2除以33...3 2002个3

问题描述:

2002个111...1222...2 2002个2除以33...3 2002个3
用递等式计算
是2002位,每为都是1,2,3

用递等式计算12/3=41122/33=34111222/333=33411112222/3333=33341111122222/333333=33334111111222222/3333333=3333341111...1112222...222/3333...333=333..34,(2001个3)