That's problem:
Given 2 integer number a and b, and the equation (a / x) + (b / y) = 1. You have to find the number of integer solutions of equation. |a|, |b| <= 10^14.
Here is archive of contest.
That's problem:
Given 2 integer number a and b, and the equation (a / x) + (b / y) = 1. You have to find the number of integer solutions of equation. |a|, |b| <= 10^14.
Here is archive of contest.
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