Coding Interview Club

Prepare for coding interviews in simple and structured steps

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Problems Based on Mathematics and Probability

Problem: 
  1. Write methods to implement the multiply, substract and divide operations for integers, using only the add operator.
    • Hint:
      • a + b => a + negate(b)
      • a * b => add b a times
      • x = a / b => a = bx.
  2. Find the kth number such that the only prime factors are 3,5 and 7
Solution: 

Refer to individual problems under corresponding problem category for solutions.

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