Sign assignments making 1 ? 2 ? ... ? 11 equal 42 - Mastercard OA Question | OAHelper
Sign assignments making 1 ? 2 ? ... ? 11 equal 42
Company: Mastercard
Difficulty: medium
Problem Statement
Question 1
In how many different ways can we change the sign `*` with `+` or `-`, such that the following equation is true? ```text 1*2*3*4*5*6*7*8*9*10*11 = 42 ```