Problem	general
User	Usu
Submission Time	2026-05-01 19:23:55
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

general.cpp: In function ‘int main()’:
general.cpp:31:5: error: conflicting declaration ‘UF k’
31 | UF(k);
| ^
general.cpp:27:5: note: previous declaration as ‘vi k’
27 | vi k(n+1);
| ^
general.cpp:34:9: error: ‘join’ was not declared in this scope
34 | int k=join(a,b);
| ^~~~