Problem	foodchain
User	user8113912201514
Submission Time	2026-08-29 19:32:29
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

foodchain.cpp: In function ‘int main()’:
foodchain.cpp:16:2: error: ‘f’ was not declared in this scope
16 | f = (a * b * c) % 1000000009;
| ^
foodchain.cpp:17:2: error: ‘g’ was not declared in this scope
17 | g = (d * e) & 1000000009;
| ^