Problem	exam
User	Ronni
Submission Time	2023-08-11 20:58:07
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

exam.cpp: In function ‘int main()’:
exam.cpp:20:36: error: ‘pow’ was not declared in this scope
20 | ans += stoi(A.substr(i,1)) * B * pow(10,x);
| ^~~