Problem	leftright
User	MegaG
Submission Time	2025-12-03 14:03:35
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

leftright.cpp: In function ‘int main()’:
leftright.cpp:13:5: error: ‘deque’ was not declared in this scope
13 | deque<int> a;
| ^~~~~
leftright.cpp:3:1: note: ‘std::deque’ is defined in header ‘<deque>’; did you forget to ‘#include <deque>’?
2 | #include <vector>
+++ |+#include <deque>
3 | #define int long long
leftright.cpp:3:13: error: expected primary-expression before ‘long’
3 | #define int long long
| ^~~~
leftright.cpp:13:11: note: in expansion of macro ‘int’
13 | deque<int> a;
| ^~~
leftright.cpp:21:13: error: ‘a’ was not declared in this scope
21 | a.push_back(x);
| ^
leftright.cpp:23:7: error: ‘a’ was not declared in this scope
23 | if(a.size() % 2 == 0){
| ^
leftright.cpp:42:21: error: ‘a’ was not declared in this scope
42 | for(int i = 0; i < a.size(