DE Shaw Interview - 1 year Exp - 2022

A total of 3 Questions were asked - Doable in Nature. Q1 A maths question that could be reduced to finding the GCD of 3 numbers. Q2 You are given two arrays X & Y of size N & M respectively. X => A_1, A_2, A_3, ...., A_N Y => B_1, B_2, ............., B_M Count the no of (i,j) such that (A_i + B_j) % 7 == 0 Q3 Direct 0-1 Knapsack Problem