Giorgi Guliashvili

Fix Strict Null Checking TS issue

2

TS does not accept type widening in the strict null checking mode. Setting wide enough type to previews in advance.

Fix TS Strict Null check issue

1

TS in strict null check mode, does not accept type widening. Fixing the issue, so that I also enforce that items can not actually be null after ifs are passed

When island has less people then migrantCount framework crushed

### Describe the feature or improvement you're requesting I'm interested to formalise large set of math olympiad questions. However it will require significant effort. Is there any way to monetise...