June 26, 2022 · 1 min read
https://practice.geeksforgeeks.org/problems/arithmetic-number/0
class Solution {
public:
int inSequence(int A, int B, int C) {
// B = A + (n - 1)C
// (B - A) / C + 1 = n;
return (B == A + ((B - A) / C) * C);
}
};