**Duration:** 40 mins\n\n**Question 1:**\nhttps://leetcode.com/problems/product-of-array-except-self\n\n**Question 2:**\nVariation of https://leetcode.com/problems/random-pick-with-weight\n\tGiven a list of cities and the population, pick randomly any city based on the population: `"NY": 5M, "CA": 10M, "WS": 2M`

Duration: 40 mins\n\nQuestion 1:\nhttps://leetcode.com/problems/product-of-array-except-self\n\nQuestion 2:\nVariation of https://leetcode.com/problems/random-p