Problem	alienalien
User	Yifei1234
Submission Time	2023-08-14 17:38:58
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

alienalien.cpp: In function ‘int main()’:
alienalien.cpp:9:4: error: ‘x’ was not declared in this scope
9 | x
| ^
alienalien.cpp:12:5: error: ‘alien’ was not declared in this scope
12 | if (alien[x]==0)
| ^~~~~