Problem	summit
User	chenxi8833
Submission Time	2023-04-26 22:25:17
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

summit.cpp: In function ‘int32_t main()’:
summit.cpp:21:13: error: ‘valid’ was not declared in this scope
21 | if (valid(m, d, high)) break;
| ^~~~~
summit.cpp:28:13: error: ‘valid’ was not declared in this scope
28 | if (valid(m, d, mid)){
| ^~~~~