Problem	ranges
User	ethanlinHoucheng
Submission Time	2025-06-25 22:15:33
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ranges.cpp: In function ‘void solution()’:
ranges.cpp:33:31: error: expected ‘)’ before ‘]’ token
33 | m.insert(arr[i].second]);
| ~ ^
| )