Problem	doll_noi
User	abcde271828
Submission Time	2026-03-11 20:55:05
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

doll_noi.cpp: In function ‘int32_t main()’:
doll_noi.cpp:43:29: error: use of ‘prev’ before deduction of ‘auto’
43 | auto prev = prev(intervals.end());
| ^~~~