Constraints for "World War Preparation" (Code Wars 1.0)


What should we print for the test

1
1 1000000005

\dfrac{2}{ 10^9 + 7} \pmod{10^9+7}

2 Likes

Thanks @rahul_g for pointing this out. Yeah, in this case modulo inverse does not exist. Agreed, a line stating “Modulo Inverse of Q in answers of P/Q form always exist as per test case”, should have been added in the question.