Problem	lookback
User	Randomguy
Submission Time	2025-12-24 14:52:48
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lookback.cpp: In function ‘int main()’:
lookback.cpp:8:2: error: ‘vetor’ was not declared in this scope
8 | vetor <el> e;
| ^~~~~
lookback.cpp:8:9: error: ‘el’ was not declared in this scope; did you mean ‘e’?
8 | vetor <el> e;
| ^~
| e
lookback.cpp:9:4: error: request for member ‘push_back’ in ‘e’, which is of non-class type ‘long long int’
9 | e.push_back(0);
| ^~~~~~~~~
lookback.cpp:26:2: error: ‘c’ was not declared in this scope
26 | c.out << el[el.size()-1];
| ^