Problem	add1_easy
User	Ant1234567890
Submission Time	2025-07-03 14:13:58
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

add1_easy.cpp: In function ‘int main()’:
add1_easy.cpp:34:31: error: ‘add1_preserve_digits’ was not declared in this scope
34 | cout << prefix << add1_preserve_digits(num) << '\n';
| ^~~~~~~~~~~~~~~~~~~~