EQUATION : Ax + By + Cz = N ( 1 <= A , B , C <= 200 , 1 <= N <= 10 ^ 18) Count solution (x , y , z) such that x >= 0 , y >= 0 , z >= 0 Result % MOD (MOD <= 10 ^ 9 + 9 )
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Can you share link to the problem, or minimum value of
A, B, C?Can we assume
1<=A,B,C<=200?If gcd(A, B, C) doesn't divide N, there is no solution. I didn't solved the problem, but I think approaching from Bezout's Identity is good way.