Problem	photo
User	YSH2020
Submission Time	2026-02-05 12:40:32
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

photo.cpp: In function ‘int main()’:
photo.cpp:109:31: error: ‘p’ was not declared in this scope
109 | root->upd(max(min(p,prev+1),lastpos),f-1,a);
| ^
photo.cpp:113:27: error: ‘p’ was not declared in this scope
113 | root->upd(max(min(p,prev+1),lastpos),p,2e9+5);
| ^