커뮤니티

부록문제
(10^28+10^64+10^16-10^52+10^56×10^48-10^40-10^44×10^60÷10^36)10^68
=(10^12+10^48+1+10^88-10^36-10^24-10^52)10^84
=(10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000+1000000000000000000000000000000000000000000000000+1000000000000+1-1000000000000000000000000-1000000000000000000000000000000000000-10000000000000000000000000000000000000000000000000000)10^84
=(10000000000000000000000000000000000000001000000000000000000000000000000000001000000000001-(1000000000000000000000000+1000000000000000000000000000000000000+10000000000000000000000000000000000000000000000000000))10^84
=(9999999999999999999999999999999999990000999999999998999999999999000000000001000000000001)10^84
=9999999999999999999999999999999999990000999999999998999999999999000000000001000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000