Problem	cards
User	j0ashhh
Submission Time	2026-01-31 20:17:05
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

cc1plus: error: ‘::main’ must return ‘int’
cards.cpp: In function ‘int main()’:
cards.cpp:32:22: error: could not convert ‘arr’ from ‘vector<int>’ to ‘vector<long long int>’
32 | long long left = l(arr, i);
| ^~~
| |
| vector<int>