Problem	4russians
User	gry3125
Submission Time	2026-04-12 16:26:47
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

4russians.cpp: In function ‘int main()’:
4russians.cpp:30:27: error: ‘l’ was not declared in this scope
30 | mx = max(mx, s[i]-c[l-1]*c[l]-c[r]*c[r+1]);
| ^
4russians.cpp:30:39: error: ‘r’ was not declared in this scope
30 | mx = max(mx, s[i]-c[l-1]*c[l]-c[r]*c[r+1]);
| ^