Problem	burgers
User	ATHY
Submission Time	2025-02-22 10:45:00
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

burgers.cpp: In function ‘int main()’:
burgers.cpp:26:6: error: ‘valid’ was not declared in this scope
26 | if (valid) {
| ^~~~~
burgers.cpp:27:8: error: ‘mid’ was not declared in this scope
27 | lo = mid;
| ^~~
burgers.cpp:31:7: error: ‘mid’ was not declared in this scope
31 | hi = mid;
| ^~~