Problem	colour
User	Potato3218
Submission Time	2023-03-06 23:42:18
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

colour.cpp: In function ‘int main()’:
colour.cpp:29:27: error: ‘s’ was not declared in this scope
29 | if(itr != s.end()) itr = ranges.erase(itr);
| ^