Problem	payraise
User	chenweilian
Submission Time	2024-10-27 15:44:32
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

payraise.cpp: In function ‘void preorder(long long int)’:
payraise.cpp:73:12: error: ‘sum’ was not declared in this scope
73 | return sum + 1;
| ^~~
payraise.cpp:73:18: error: return-statement with a value, in function returning ‘void’ [-fpermissive]
73 | return sum + 1;
| ^