Problem	binarysearch
User	QRcoder
Submission Time	2026-06-25 16:38:01
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

binarysearch.cpp: In function ‘int main()’:
binarysearch.cpp:10:10: error: ‘arr’ was not declared in this scope
10 | cin >> arr[i];
| ^~~
binarysearch.cpp:13:7: error: ‘a’ was not declared in this scope
13 | sort(a.begin(), a.end());
| ^