Problem	lis_easy
User	blob
Submission Time	2023-12-27 10:36:57
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lis_easy.cpp: In function ‘int lis(int)’:
lis_easy.cpp:9:7: error: ‘arr’ was not declared in this scope
9 | if (arr[i] < arr[idx]) extend = max(lis(i), extend);
| ^~~