Vrijeme: 02:03

Modni lanac | A Modern Chain #2

Koji ostatak daje broj 9\cdot99\cdot999\cdots\underbrace{\overline{99\cdots99}}_\text{999 devetki} pri dijeljenju brojem 1000?
What is the remainder of the number 9\cdot99\cdot999\cdots\underbrace{\overline{99\cdots99}}_\text{999 nines} when divided by 1000?